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Abstract Various prebiotic organic compounds have been identified in meteorites. Understanding the origins of these compounds is essential to comprehending prebiotic chemistry in the early Solar System. Regarding sugar formation, the formose reaction—polymeriz…
openalex
Taiyu Fujii, Shunpei Abe, Naoki HIRAKAWA, Kensei Kobayashi 等
2026-01-20
置信度 0.72
MeteoritePrebioticChemistryHydrothermal circulationAqueous solution
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Abstract Aqueously altered carbonaceous astromaterials are dominated by secondary minerals, but a minor fraction of primary, anhydrous silicates and oxides escape alteration, offering insight into the original composition of asteroid parent bodies. We report t…
openalex
S. S. Russell, I. A. Franchi, T. Salge, X. Zhao 等
2026-05-07
置信度 0.72
EnstatiteOlivineChondriteAsteroidAnhydrous
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Abstract Raman spectrometers will form a key component of the analytical suite of future planetary rovers intended to investigate geological processes on Mars. In order to expand the applicability of these spectrometers and use them as analytical tools for the…
openalex
Danilo Di Genova, S. Kolzenburg, Alessandro Vona, Magdalena Oryaëlle Chevrel 等
2016-04-21
置信度 0.72
Raman spectroscopySilicateChemical compositionMars Exploration ProgramAnalytical Chemistry (journal)
-
The assumption that there was a "water problem" at the emergence of life-that the Hadean Ocean was simply too wet and salty for life to have emerged in it-is here subjected to geological and experimental reality checks. The "warm little pond" that would take t…
openalex
Michael J. Russell
2021-05-10
置信度 0.72
AbiogenesisHadeanHydrothermal ventSubmarineGeology
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Abstract The Hayabusa2 mission sampled Ryugu, an asteroid that did not suffer extensive thermal metamorphism, and returned rocks to the Earth with no significant air exposure. It therefore offers a unique opportunity to study the redox state of carbonaceous Cb…
openalex
Mathieu Roskosz, Pierre Beck, Jean‐Christophe Viennet, Tomoki Nakamura 等
2023-11-20
置信度 0.72
MagnetiteChondriteRedoxMineralogyFerrihydrite
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ABSTRACT Understanding the origin of life requires explaining how abiotic molecules transitioned into the first living systems within plausible geological settings. Increasing evidence suggests minerals as active participants in prebiotic evolution. By adsorbi…
openalex
Houze Lu, Yan Li, Dehai Liang
2026-07-01
置信度 0.72
AstrobiologyIdentification (biology)BiologyEcologyBiological evolution
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The monazite supergroup minerals represent anhydrous phosphates, less frequently arsenates, silicates, and chromates with general formula ABX 4 , monoclinic symmetry, space group P2 1 /n (14), and Z = 4.The A site is occupied usually by REE (La 3+ to Gd 3+ ) a…
openalex
Pavel Uher, Frédéric Hatert, Martin Ondrejka, Peter Bačík 等
2025-11-19
置信度 0.72
MonaziteSupergroupMonoclinic crystal systemAnhydrousChemistry
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Abstract (Titano)magnetite is the major magnetic carrier in igneous rocks, whether it can decode the influence of subduction fluids and fractional crystallization characteristics in back‐arc basins is unclear. Here, we performed petrographic and magnetic analy…
openalex
Jie Xu, Zhaoxia Jiang, Xia Zhang, Sanzhong Li 等
2025-05-23
置信度 0.72
SubductionGeologyFractional crystallization (geology)CrystallizationArc (geometry)
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With the construction of the International Space Station, humans have been continuously living and working in space for 22 years. Microbial studies in space and other extreme environments on Earth have shown the ability for bacteria and fungi to adapt and chan…
europepmc
Allison P. Koehle, Stephanie L. Brumwell, Emily Seto, Anne M. Lynch 等
2023
置信度 0.80
AstrobiologyLow earth orbitOrbit (dynamics)Earth (classical element)Space (punctuation)
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Clay minerals are thought to play a crucial role in preserving organics on Mars due to their high surface area and expandable interlayers, ideal for adsorbing and intercalating organic molecules. Our study simulated the adsorption of L-histidine, an amino acid…
openalex
Cristina García‐Florentino, Andrew Alberini, Sole Biancalani, Ophélie McIntosh 等
2025-07-23
置信度 0.72
MartianPhotodegradationEnvironmental chemistryAstrobiologyBiomarker
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Abstract Organic molecules delivered from extraterrestrial materials may have played a key role in supplying building blocks for life on Earth. Here we report all five canonical nucleobases—purines (adenine and guanine) and pyrimidines (cytosine, thymine and u…
openalex
Toshiki Koga, Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka 等
2026-03-16
置信度 0.72
Murchison meteoriteAsteroidNucleobaseMeteoriteAstrobiology
-
Overview of LIBS-based mineral analysis for planetary resource exploration.
openalex
Homa Saeidfirozeh, Ashwin Kumar Myakalwar, Pavlína Šeborová, Ján Žabka 等
2025-11-26
置信度 0.72
Identification (biology)MineralMineral resource classificationArtificial intelligenceMachine learning
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What is life and where can it exist? What searches are being made to identify conditions for life on other worlds? If extraterrestrial inhabited worlds are found, how can we explore them? In this book, two leading astrophysicists provide an engaging account of…
openalex
A. Coustenis, Thérèse Encrenaz
2013-09-12
置信度 0.72
AstrobiologyHabitabilityExtraterrestrial lifeMartianExoplanet
-
Context. In the past decades near-Earth objects (NEOs) have become very important targets to study, since they can give us clues to the formation, evolution, and composition of the solar system. In addition, they may represent either a threat to humankind or a…
openalex
Simone Ieva, E. Dotto, D. Perna, Maria Antonella Barucci 等
2014-07-11
置信度 0.72
AstrobiologyAsteroidSolar SystemExtraterrestrial lifeContext (archaeology)
-
The conditions and properties of hydrothermal vents and hydrothermal fields are compared in terms of their ability to support processes related to the origin of life. The two sites can be considered as alternative hypotheses, and from this comparison we propos…
openalex
David W. Deamer, Christos D. Georgiou
2015-12-01
置信度 0.72
Hydrothermal circulationAbiogenesisHydrothermal ventKey (lock)Chemistry
-
Abstract— We performed shock‐recovery experiments on insoluble organic matter (IOM) purified from the Murchison meteorite, and determined the abundances and isotope ratios of hydrogen and carbon in the shocked IOM sample. We also performed shock experiments on…
openalex
Koichi Mimura, Michioki Okamoto, Kenichiro Sugitani, S Hashimoto
2007-03-01
置信度 0.72
Murchison meteoriteMeteoriteChondriteKerogenParent body
-
View Video Presentation: https://doi.org/10.2514/6.2023-2025.vid To realize large-scale habitats in extraterrestrial bodies, cement-like binders may be utilized along with in-situ materials such as lunar regolith. The hydration and morphology of cementitious s…
openalex
Vishnu Saseendran, Namiko Yamamoto, Peter J. Collins, Aleksandra Radlińska 等
2023-01-19
置信度 0.72
MicromechanicsMaterials sciencePorosityCementitiousComposite material
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Abstract Flux of micrometeorites is estimated by using cosmic spherule counts from a seafloor area of 2.50 m2 from the Indian Ocean. The spherules are recovered from sediment samples in close‐spaced locations from the Indian Ocean after sieving 293 kg of sedim…
openalex
M. Shyam Prasad, N. G. Rudraswami, Dipak K. Panda
2013-10-28
置信度 0.72
MeteoriteFlux (metallurgy)MeteoroidSeafloor spreadingSediment
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3D-printed construction is an additive, layer-by-layer construction method with the potential to reduce material consumption, optimize design, decrease construction time, lower labor requirements, minimize logistical demand, improve sustainability, and reduce …
openalex
Steven Schuldt, Jeneé A. Jagoda, Andrew J. Hoisington, Justin D. Delorit
2021-03-02
置信度 0.72
3d printed3D printingSustainabilityProcess (computing)Investment (military)
-
Abstract Metasomatism refers to the process during which a pre-existing rock undergoes compositional and mineralogical transformations associated with chemical reactions triggered by the reaction of fluids which invade the protolith. It changes chemical compos…
openalex
Alexander N. Krot, M. I. Petaev, Laurette Piani, Yves Marrocchi 等
2025-01-20
置信度 0.72
ChondriteMetasomatismAstrobiologyPlanetary scienceGeology
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Abstract Clenet et al. (2011) have developed an adapted version of the Modified Gaussian Model (MGM). The improvements allow the characterization of spectra of olivine‐pyroxene(s) mixtures, addressing both modal composition and individual minerals chemical com…
openalex
H. Clénet, P. Pinet, Georges Ceuleneer, Y. Daydou 等
2013-07-17
置信度 0.72
GeologyOlivineMaficEnstatiteGeochemistry
-
Abstract The aim of this article is to provide the reader with an overview of the different possible scenarios for the emergence of life, to critically assess them and, according to the conclusions we reach, to analyze whether similar processes could have been…
openalex
Eloi Camprubí, J.W. de Leeuw, Christopher H. House, F. Raulin 等
2019-12-01
置信度 0.72
AstrobiologyAbiogenic petroleum originAbiogenesisFocus (optics)Solar System
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The currently known resources on Mars are massive, including extensive quantities of water and carbon dioxide and therefore carbon, hydrogen and oxygen for life support, fuels and plastics and much else. The regolith is replete with all manner of minerals. In …
openalex
Robert W. Moses, Dennis M. Bushnell
2016-04-01
置信度 0.72
Mars Exploration ProgramExploration of MarsEngineeringAstrobiologyPhysics
-
openalex
I. Kerraouch, Yoko Kebukawa, A. Bischoff, M. E. Zolensky 等
2022-07-13
置信度 0.72
LithologyMeteoriteGeologyChondriteGeochemistry
-
Space ore prospecting, as an emerging direction in mineral resource exploration, not only serves as a crucial approach to alleviating the crisis of depletion of Earth’s non-renewable resources but also provides the material foundation for sustainable deep spac…
openalex
Xiulang Pu, Yu-hong YANG, Yun LIU
2024-09-05
置信度 0.72
Geology
-
Background: Protostructure emerges under corona discharge as ions and water molecules self-organize into stable formation. With 45.6 % density relative to living cells, this structure represents a primitive stage of biochemical evolution. Their formation follo…
openalex
Ignat Ignatov, Teodora P. Popova
2025-09-05
置信度 0.72
HydrosphereMineral waterMineralEnvironmental scienceAstrobiology
-
Biogeotechnical research has inspired revolutionary ideas to claim the status of a distinctive branch of geotechnical engineering. Most notably, underground carbonate mineralization, most commonly referred to as microbially induced carbonate precipitation (MIC…
openalex
Ray Harran, Dimitrios Terzis, Lyesse Laloui
2023-07-10
置信度 0.72
Work (physics)EngineeringEnvironmental scienceConstruction engineeringComputer science
-
openalex
Junchuan Sun, Wanguo Gao, Xue Ding, Zhe Lu 等
2025-07-01
置信度 0.72
Photothermal therapyAstrobiologyNanotechnologyMaterials scienceEnvironmental science
-
Abstract The enigma of ammonium mineral speciation in the solar system has no proven solution due to the lack of data on the real minerals serving as space ammonium carriers. We herein report on the discovery of the first ammonium mineral in meteoritic substan…
openalex
Sergey N. Britvin, Oleg S. Vereshchagin, Natalia S. Vlasenko, Maria G. Krzhizhanovskaya 等
2025-07-02
置信度 0.72
Carbonaceous chondriteChondriteMeteoriteOrdinary chondriteMineral
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ABSTRACT Garnets are minerals offering valuable insights into geological and planetary processes, in both terrestrial and extraterrestrial contexts. Their presence in metamorphic rocks, as well as in meteorites, makes them key indicators of the conditions unde…
openalex
Sofía Julve‐Gonzalez, J. A. Manrique, Marco Veneranda, Pilar Renedo 等
2025-10-10
置信度 0.72
Mars Exploration ProgramRaman spectroscopySupport vector machineExploration of MarsPlanetary science
-
The acidic sulfate-rich waters of the Meridiani Planum region were potentially a habitable environment for iron-oxidizing bacteria on ancient Mars. If life existed in this ancient martian environment, jarosite minerals precipitating in these waters may record …
openalex
Liane Loiselle, M. A. McCraig, M. D. Dyar, Richard Léveillé 等
2018-12-06
置信度 0.72
JarositeVNIRAstrobiologyMars Exploration ProgramMartian
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Terraforming Mars toward sustainable life-supporting ecosystems poses unprecedented challenges. Extremophilic microbes, which thrive in Earth's most extreme environments, offer promising biological strategies for initial Mars colonization providing tools for r…
openalex
Claudia Coleine, Manuel Delgado‐Baquerizo, Alexandre Soares Rosado, Andrea Zerboni
2025-11-17
置信度 0.72
Mars Exploration ProgramExtremophileAstrobiologyMicrobiomeEcology
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In order to tackle climate change, a transition to a renewable based energy system is crucial. A renewable based hydrogen economy is one of the possible implementations of such a system. The world receives ample energy from the sun that can be harvested by PV …
openalex
René Kleijn, Ester van der Voet
2010-08-06
置信度 0.72
Renewable energyResource (disambiguation)Environmental economicsEmerging technologiesImplementation
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This research examines the strategic integration of Artificial Intelligence (AI) into global net-zero emissions strategies, with a focus on both terrestrial and extraterrestrial sustainability. The objectives include quantifying AI’s impact on reducing greenho…
openalex
Samuel O. Afolabi, Idowu O. Malachi, Adebukola O. Olawumi, Bankole I. Oladapo
2025-06-11
置信度 0.72
SustainabilityZero (linguistics)Earth (classical element)Process (computing)Net (polyhedron)
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Abstract We report precise triple oxygen isotope data of bulk materials and separated fractions of several Shergotty–Nakhla–Chassigny (SNC) meteorites using enhanced laser‐assisted fluorination technique. This study shows that SNCs have remarkably identical Δ1…
openalex
Arshad Ali, Iffat Jabeen, David A. Gregory, R. S. Verish 等
2016-04-17
置信度 0.72
MeteoriteFractionationGeologyChondriteIsotopes of oxygen
-
Ar studies showing that two lunar breccias cooled in a near-zero magnetic field (<0.1 μT) at 0.44 ± 0.01 and 0.91 ± 0.11 Ga ago, respectively. Combined with previous paleointensity estimates, this indicates that the lunar dynamo likely ceased sometime between …
openalex
Saied Mighani, Huapei Wang, David L. Shuster, Cauê S. Borlina 等
2020-01-02
置信度 0.72
DynamoDynamo theoryAstrobiologySolar dynamoAstronomy
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This review presents our understanding of cometary dust at the end of 2017. For decades, insight about the dust ejected by nuclei of comets had stemmed from remote observations from Earth or Earth's orbit, and from flybys, including the samples of dust returne…
europepmc
A. C. Levasseur-Regourd, Jessica Agarwal, Hervé Cottin, C. Engrand 等
2018
置信度 0.80
AstrobiologyInterplanetary dust cloudCosmic dustSolar SystemInterplanetary medium
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Two novel magnetotactic bacteria (MTB) were isolated from sediment and water collected from the Badwater Basin, Death Valley National Park and southeastern shore of the Salton Sea, respectively, and were designated as strains BW-2 and SS-5, respectively. Both …
openalex
Christopher T. Lefèvre, Nathan Viloria, Marian L. Schmidt, Mihály Pósfai 等
2011-07-21
置信度 0.72
GammaproteobacteriaBiology16S ribosomal RNAThiosulfateMicrobiology
-
Summary The relationship between solar radiation capture and potential plant growth is of theoretical and practical importance. The key processes constraining the transduction of solar radiation into phyto‐energy (i.e. free energy in phytomass) were reviewed t…
openalex
Jeffrey S. Amthor
2010-10-26
置信度 0.72
Photosynthetically active radiationPhotorespirationPhotosynthesisRadiationSolar energy
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Abstract The timing and mode of deposition for Martian regolith breccia Northwest Africa (NWA) 7034 were determined by combining petrography, shape analysis, and thermochronology. NWA 7034 is composed of igneous, impact, and brecciated clasts within a thermall…
openalex
F. M. McCubbin, J. W. Boyce, Tímea Szabó, A. R. Santos 等
2016-09-24
置信度 0.72
GeologyGeochemistryBrecciaPyroclastic rockIgneous rock
-
Bevan French (Figure 1) is most widely known for his pioneering work in planetary science and the field of impact cratering. He was one of the early workers on terrestrial impact materials along with Gene Shoemaker, Robert Dietz, Nick Short, Richard Grieve, Mi…
openalex
S. J. Jaret, P. H. Schultz, L. Ferrière, Christian Koeberl
2025-07-04
置信度 0.72
Art
-
Phyllosilicates are the main phases in carbonaceous Ivuna-type (CI) materials and major carriers of water (structural OH) as well as of some organic matter adsorbed on their surfaces. Understanding their formation is therefore crucial for reconstructing the hi…
openalex
J.-C. Viennet, Kana Amano, Ludovic Delbes, Barbara Lavina 等
2025-10-17
置信度 0.72
Clay mineralsMeteoriteMicaMineralogyGeology
-
openalex
Yuwen Zhou, Manish Kumar, Surendra Sarsaiya, Ranjna Sirohi 等
2021-08-21
置信度 0.72
Environmental remediationBioremediationEnvironmental scienceContext (archaeology)Biodegradation
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Most experimental results that guide research related to the origin of life are from laboratory simulations of the early Earth conditions. In the laboratory, emphasis is placed on the purity of reagents and carefully controlled conditions, so there is a natura…
openalex
David W. Deamer
2022-09-14
置信度 0.72
AbiogenesisBiochemical engineeringNatural (archaeology)Environmental scienceEarth science
-
A variety of Advanced Propulsion Concepts (APC) is discussed. The focus is on those concepts that are sufficiently near-term that they could be developed for the Space Exploration Initiative. High-power (multi-megawatt) electric propulsion, solar sails, tether…
openalex
Robert Frisbee
1991-05-01
置信度 0.72
PropulsionIn-space propulsion technologiesIon thrusterElectrically powered spacecraft propulsionAerospace engineering
-
Abstract. A comprehensive comparison of more than 70 000 synchronous 1 min aerosol optical depth (AOD) data from three Global Atmosphere Watch precision-filter radiometers (GAW-PFR), traceable to the World AOD reference, and 15 Aerosol Robotic Network Cimel ra…
openalex
Emilio Cuevas, Pedro Miguel Romero Campos, Natalia Kouremeti, Stelios Kazadzis 等
2019-08-09
置信度 0.72
AERONETEnvironmental scienceAerosolRadiometerRemote sensing
-
Since the inception of mass spectrometry more than a century ago, the field has matured as analytical capabilities have progressed, instrument configurations multiplied, and applications proliferated. Modern systems are able to characterize volatile and nonvol…
openalex
Ricardo Arévalo, Ziqin Ni, Ryan M. Danell
2019-10-29
置信度 0.72
Mass spectrometryChemistryAstrobiologyNanotechnologyAerospace engineering
-
It is widely proposed that Mars will be the next destination for human to expand colonization. However, building up a habitat requires collective work from multiple disciplinaries of which engineering is an indispensable part. Similar to infrastructure constru…
openalex
Jiawen Liu, Hui Li, Lijun Sun, Zhongyin Guo 等
2021-04-19
置信度 0.72
Mars Exploration ProgramSystems engineeringConstruction engineeringExploration of MarsWork (physics)
-
Hot springs represent unique geothermal ecosystems where extreme physicochemical conditions intersect with remarkable microbial diversity and metabolic innovation. These natural laboratories harbor specialized communities of thermophilic and hyperthermophilic …
openalex
I. Nengah Wirajana, Nilam Vaghamshi, Ni Putu Ariantari, Agustino Beatronaldo Sawur 等
2026-02-12
置信度 0.72
ExtremophileClimate changeEcosystemGeothermal gradientEarth system science
-
openalex
James B. Paces, Shuntichi Nakai, C. R. Neal, L. A. Taylor 等
1991-07-01
置信度 0.72
IsochronBasaltGeologyGeochemistryIsochron dating
-
Abstract Polycyclic aromatic hydrocarbons (PAHs) are considered major players in the physics and chemistry of star‐ and planet‐forming regions. The interstellar PAH hypothesis is based on our understanding of the origin of the aromatic infrared bands (AIBs), a…
openalex
Hassan Sabbah, G. Quitté, Karine Demyk, C. Joblin
2024-08-29
置信度 0.72
Polycyclic aromatic hydrocarbonCoroneneCarbonaceous chondriteCarbon fibersAstrochemistry
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Ocean-atmosphere chemistry on Earth has undergone dramatic evolutionary changes throughout its long history, with potentially significant ramifications for the emergence and long-term stability of atmospheric biosignatures. Though a great deal of work has cent…
openalex
Christopher T. Reinhard, Stephanie L. Olson, Edward W. Schwieterman, Timothy W. Lyons
2017-04-01
置信度 0.72
BiosphereAstrobiologyExtraterrestrial lifeEarth scienceEarth system science
-
Abstract We present a new record of eolian dust flux to the western Subarctic North Pacific (SNP) covering the past 27,000 years based on a core from the Detroit Seamount. Comparing the SNP dust record to the North Greenland Ice Core Project (NGRIP) ice core r…
openalex
Sascha Serno, Gisela Winckler, Robert F. Anderson, Edith Maier 等
2015-05-06
置信度 0.72
GeologyIce coreOceanographyDeglaciationAeolian processes
-
Amino acids are present in all known life, so identifying the environmental conditions under which they can be synthesized constrains where life on Earth might have formed and where life might be found on other planetary bodies. All known abiotic amino acid sy…
europepmc
Laura Chimiak, Ellie Hara, Alex L. Sessions, Alexis S. Templeton
2024
置信度 0.80
ChemistryBruciteGlyoxylate cycleAmino acidGlycine
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The formation of nucleosides in abiotic conditions is a major hurdle in origin-of-life studies. We have determined the pathway of a general reaction leading to the one-pot synthesis of ribo- and 2'-deoxy-ribonucleosides from sugars and purine nucleobases under…
openalex
Raffaele Saladino, Bruno Mattia Bizzarri, Lorenzo Botta, Jiřı́ Šponer 等
2017-11-01
置信度 0.72
Context (archaeology)RegioselectivityGlycosidic bondChemistryPrebiotic
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在地球表层生态系统中,微纳尺度半导体矿物膜作为连接岩石圈、水圈、生物圈和大气圈的关键界面,其光能转化机制与生态环境效应具有重要科学价值。本研究通过多学科交叉方法,系统阐释了几种典型生境中矿物膜的组成结构特征及其太阳能转化规律。以水钠锰矿为核心的铁锰氧化物半导体矿物膜呈现显著的光控分异特性,其价态组合与晶体结构受环境pH、有机质及水动力条件的动态调控,形成不同氧化度的地域性分布特征。矿物膜展现出优异的光电响应性能,其光催化氧化还原过程驱动着地表元素的形态转化与相变重组,揭示了日光辐射-半导体矿物-环境介质间的能量传递…
openalex
Anhuai Lu, Xiao Ge, Guiping Ren, Xiaoming Xu 等
2025-04-01
置信度 0.72
Computer science
-
Abstract Mars analogue environments are some of the most extreme locations on Earth. Their unique combination of multiples extremes (e.g. high salinity, anoxia and low nutrient availability) make them valuable sources for finding new polyextremophilic microbes…
openalex
Kristina Beblo‐Vranesevic, Johanna Piepjohn, André Antunes, Petra Rettberg
2022-03-24
置信度 0.72
Mars Exploration ProgramAstrobiologyMartianLife on MarsDesiccation
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Abstract Enstatite chondrites formed under extremely reducing conditions in the protoplanetary disk. They are derived from two or more parent bodies, EH and EL, and both EH and EL groups contain petrologic type 3–6 samples. The rare lithophile‐ and halogen‐bea…
openalex
Peter Mc Ardle, R. H. Jones, Luke Daly, Romain Tartèse 等
2025-11-19
置信度 0.72
EnstatiteTroiliteMineralMineralogyKamacite
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Abstract CI1 chondrites are rare meteorites with high scientific value. In fact, they are the most chemically primitive meteorites and show evidence of intense parent‐body aqueous alteration. They also share strong similarities with samples from Ryugu and Benn…
openalex
J. Gattacceca, M. Gounelle, Bertrand Devouard, Jean‐Alix Barrat 等
2025-05-05
置信度 0.72
MeteoriteAstrobiologyPhysics
-
Abstract We have determined the global inventory of surface and near‐surface water on Mars by tracking the amounts of water lost to each of the significant sinks for water. The sinks include loss to space, formation of hydrated minerals, possible remnants of a…
openalex
B. M. Jakosky, L. J. Hallis
2024-02-01
置信度 0.72
Mars Exploration ProgramAstrobiologySurface waterLiquid waterCrust
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Catalysis provides orderly prebiotic synthesis and eventually its evolution into autocatalytic (self-reproduction) systems. Research on homogeneous catalysis is concerned mostly with random peptide synthesis and the chances to produce catalytic peptide oligome…
openalex
Nenad Raos, Vladimir Bermanec
2017-11-24
置信度 0.72
CatalysisAbiogenesisChemistryRegioselectivityAutocatalysis
-
World-renowned astrophysicist Stephen Hawking has said that humanity will face a choice between space colonization and extinction. NASA wants to put a human on an asteroid by 2025 and on Mars by 2030. Scientific discoveries solve global economic and interplane…
openalex
D. B.
2017-10-31
置信度 0.72
ProsperityMars Exploration ProgramAstrobiologyExtraterrestrial lifePlanet
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Deliveries of organic molecules from space, such as those found in carbonaceous meteorites, have long been hypothesized as a source of the inventory of the first life on Earth. This hypothesis is strengthened by detections of two of life’s fundamental building…
openalex
Yoshihiro Furukawa, S. SUNAMI, Yoshinori Takano, Toshiki Koga 等
2025-12-02
置信度 0.72
AsteroidAstrobiologyMeteoriteChemistryEarth (classical element)
-
Laboratory experiments extend our possibility to understand the behavior of organic molecules under extraterrestrial conditions. In the scope of such simulation experiments, organic molecules are often prepared as thin films, embedded in ice matrices, or adsor…
openalex
Diogo Gonçalves, Florence Hofmann, Janina Drauschke, Severin Wipf 等
2025-02-11
置信度 0.72
Characterization (materials science)Materials scienceAmino acidChemical engineeringAstrobiology
-
There are still many challenges to overcome for human space exploration beyond low Earth orbit (LEO) (e.g., to the Moon) and for long-term missions (e.g., to Mars). One of the biggest problems is the reliable air, water and food supply for the crew. Bioregener…
openalex
Jana Fahrion, Felice Mastroleo, Claude‐Gilles Dussap, Natalie Leys
2021-06-29
置信度 0.72
PhotobioreactorLife support systemBioprocessBiochemical engineeringEnvironmental science
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Life was originated from inorganic world and had experienced a long period of evolution in about 3.8 billion years. The time for emergence of the pioneer creations on Earth is debatable nowadays, and how the scenario for the prebiotic molecular interactions is…
openalex
Yong Wang, Yanan Du
2025-01-01
置信度 0.72
AbiogenesisAstrobiologyRNA world hypothesisNatural selectionChemical evolution
-
Abstract This paper reports the first in situ magnetic hysteresis measurements of pseudo‐single‐domain (PSD) magnetite under high pressure up to 1 GPa. The magnetic hysteresis measurements of stoichiometric PSD magnetite samples under hydrostatic pressure were…
openalex
Masahiko Sato, Yuhji Yamamoto, Takashi Nishioka, Kazuto Kodama 等
2016-06-23
置信度 0.72
RemanenceCoercivityMagnetiteMagnetocrystalline anisotropyMaterials science
-
The numerous and varied roles of phosphorylated organic molecules in biochemistry suggest they may have been important to the origin of life. The prominence of phosphorylated molecules presents a conundrum given that phosphorylation is a thermodynamically unfa…
openalex
Jennifer Lago, Bradley T. Burcar, Nicholas V. Hud, Rio Febrian 等
2020-05-09
置信度 0.72
ChemistryFormamideAmmonium formateAqueous solutionFormate
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Abstract Due to the prohibitive cost of transporting raw materials into Space, in-situ materials along with cement-like binders are poised to be employed for extraterrestrial construction. A unique methodology for obtaining microstructural topology of cement s…
openalex
Vishnu Saseendran, Namiko Yamamoto, Peter J. Collins, Aleksandra Radlińska 等
2024-01-25
置信度 0.72
PortlanditeMicrostructurePorosityMaterials scienceCement
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Planetary surfaces are often covered in regolith (crushed rock), whose geologic origin is largely basalt. The lunar surface is made of small-particulate regolith and areas of boulders located in the vicinity of craters. Regolith composition also varies with lo…
openalex
Robert P. Mueller, Laurent Sibille, Paul E. Hintze, Thomas Lippitt 等
2015-06-10
置信度 0.72
RegolithBasaltLavaLunar mareGeology
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Abstract Microbial impacts on early carbonate diagenesis, particularly the formation of Mg-carbonates at low temperatures, have long eluded scientists. Our breakthrough laboratory experiments with two species of halophilic aerobic bacteria and marine carbonate…
europepmc
Mónica Sánchez‐Román, Viswasanthi Chandra, Sebastian Mulder, Camila Areias 等
2025
置信度 0.80
DiagenesisCarbonateDissolutionDolomiteOrganic matter
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Abstract The Moon is the only planetary body other than the Earth for which samples have been collectedin situby humans and robotic missions and returned to Earth. Scientific investigations of the first lunar samples returned by the Apollo 11 astronauts 50 yea…
openalex
Romain Tartèse, M. Anand, J. Gattacceca, K. H. Joy 等
2019-12-01
置信度 0.72
AstrobiologyLunar orbitGeologyPlanetary scienceSolar System
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Abstract Pulsed‐laser irradiation causes the visible‐near‐infrared spectral slope of olivine (Fo 90 and Fo 99+ ) and SiO 2 to increase (redden), while the olivine samples darken and the SiO 2 samples brighten slightly. XPS analysis shows that irradiation of Fo…
openalex
M. J. Loeffler, C. A. Dukes, R. Christoffersen, R. A. Baragiola
2016-01-08
置信度 0.72
IrradiationOlivineSpace weatheringAnalytical Chemistry (journal)Materials science
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Geopolymers are an environmentally sustainable class of low-calcium alkali-activated materials (AAMs), distinct from high-calcium C–A–S–H gel systems. Synthesized from aluminosilicate-rich precursors such as fly ash, metakaolin, slag, waste glass, and coal gas…
europepmc
Sri Ganesh Kumar Mohan Kumar, John Kinuthia, Jonathan Oti, Blessing O. Adeleke
2025
置信度 0.80
GeopolymerFly ashMetakaolinPortland cementAluminosilicate
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ASTER is an advanced Thermal Emission and Reflection Radiometer, a multispectral sensor, which measures reflected and emitted electromagnetic radiation of earth surface with 14 bands. The present study aims to delineate different rock types in the Sittampundi …
openalex
S. Arivazhagan, S. Anbazhagan
2017-07-10
置信度 0.72
VNIRAdvanced Spaceborne Thermal Emission and Reflection RadiometerRemote sensingAnorthositeGeology
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6 Hebe located in the main asteroid belt is one of the potential extraterrestrial objects of future mining exploitation. It is also widely recognized as the parent body of H chondrites. Based on the chemical analyses of H chondrites, the average chemical compo…
openalex
Konrad Blutstein
2021-04-07
置信度 0.72
ChondriteAsteroidAstrobiologyMeteoriteGeology
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Abstract Innovative techniques are required for the in situ investigation of the surfaces of planetary bodies when landings are planned. Raman spectroscopy turned out as an excellent tool for fast mineralogical analyses on space missions. Contribution from a p…
openalex
I. Weber, S. G. Pavlov, Ute Böttger, Maximilian P. Reitze
2024-05-11
置信度 0.72
Raman spectroscopySilicateAstrobiologyMaterials scienceSpectral line
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We propose that the first step in the origin of cellular life on Earth was the self-assembly of fatty acids with the building blocks of RNA and protein, resulting in a stable aggregate. This scheme provides explanations for the selection and concentration of t…
openalex
Roy A. Black, Matthew C. Blosser
2016-08-11
置信度 0.72
ProtocellVesicleAbiogenesisMembraneBiopolymer
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Sustaining life beyond Earth requires the creation of habitats, which is typically assumed to require costly transport of high-mass components from Earth. Here, we investigate an alternative approach based on in situ fabrication using biologically generated ma…
openalex
Robin Wordsworth, Rafid Quayum, Elida Kocharian, Ann Pearson 等
2025-07-02
置信度 0.72
AstrobiologyEarth (classical element)HabitatExtraterrestrial lifeMars Exploration Program
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The mechanical properties of minerals in planetary materials are not only interesting from a fundamental point of view but also critical to the development of future space missions. Here we present nanoindentation experiments to evaluate the hardness and reduc…
openalex
Pau Grèbol-Tomàs, Jordi Ibáñez, J. M. Trigo‐Rodríguez, Eloy Peña‐Asensio 等
2025-07-02
置信度 0.72
NanoindentationOlivineSofteningDiffractionGeology
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The in-fall of meteorites, interstellar dust particles and other extraterrestrial material during the late accretion period on the early Earth is speculated to have contributed significant quantities of inorganic phosphorus (P) minerals, including in the form …
openalex
Maheen Gull, Jakob Centlivre, Tian Feng, Benjamin Smith 等
2025-10-30
置信度 0.72
AnhydrousDisproportionationAqueous solutionAnoxic watersChemistry
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Recent years have witnessed increasing awareness and interest in rare earth elements (REE). These several, usually unfamiliar elements, are key components of countless products used in our daily lives. Because of their use in many modern technologies, includin…
openalex
Agnieszka Drobniak, María Mastalerz
2022-01-07
置信度 0.72
Rare earthProduction (economics)Key (lock)Earth scienceEnvironmental science
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The 2020s could be called, with little doubt, the "Mars decade". No other period in space exploration history has experienced such interest in placing orbiters, rovers and landers on the Red Planet. In 2021 alone, the Emirates' first Mars Mission (the Hope orb…
openalex
F. Rull, Marco Veneranda, J. A. Manrique, Aurelio Sanz‐Arranz 等
2021-08-31
置信度 0.72
Mars Exploration ProgramOrbiterExploration of MarsAstrobiologySpace exploration
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This review examines advancements in Mars habitation technologies, emphasizing Earth-based analog missions and closed-loop life support systems critical for long-duration human presence on the Red Planet. The paper categorizes major simulation projects—includi…
openalex
Yubin Zhong, Tao Wu, Yan Han, Feiyang Wang 等
2025-06-05
置信度 0.72
Mars Exploration ProgramAstrobiologyGeographyEnvironmental resource managementSystems engineering
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Robotics has become an indispensable element in the exploration of extraterrestrial environments, enabling scientific discoveries in domains that are otherwise inaccessible or hazardous to human presence. This survey paper provides a comprehensive overview of …
openalex
Babar Hussain, Jiandong Guo, Sidra Fareed, Subhan Uddin
2025-05-08
置信度 0.72
Mars Exploration ProgramExploration of MarsRoboticsPlanetary explorationAstrobiology
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Abstract Using continuous‐wave and time‐resolved Raman spectroscopy, we investigate and characterize the mineralogy of the NWA 7533 meteorite, a unique Martian regolith breccia. This meteorite is a crucial sample, giving a rare access to the formation and evol…
openalex
Virgile Malarewicz, Olivier Beyssac, B. Zanda, R. H. Hewins 等
2023-06-01
置信度 0.72
GeologyMartianPyroxeneAstrobiologyZircon
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A retrieval of ice crystal size near the tops of active deep cumulonimbus clouds (Cb) throughout the Tropics over a 12-yr period is presented based on radiances from the 3.7-μm channel of the Advanced Very High Resolution Radiometer (AVHRR). Effective diameter…
openalex
Steven C. Sherwood
2002-05-01
置信度 0.72
AerosolEnvironmental scienceAtmospheric sciencesMineral dustTroposphere
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openalex
Tsuyoshi Iizuka, Takazo Shibuya, Takehito Hayakawa, Tetsuya Yokoyama 等
2025-09-10
置信度 0.72
AsteroidPlanetesimalAstrobiologyGeologySolar System
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The effects of space travel have renewed importance with space tourism and plans for long-term missions to the moon and Mars. The study of space anemia is limited by the availability of subjects and extreme conditions. An approach using the accumulated data on…
openalex
Guy Trudel, Jessica Shafer, Odette Laneuville, Tim Ramsay
2019-12-09
置信度 0.72
MedicineAnemiaSpace (punctuation)Internal medicineComputer science
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The uneven detection of prebiotic organic compounds in meteorites-where amino acids and nucleobases are commonly identified but sugars remain rare and poorly characterized-limits our understanding of extraterrestrial organic chemistry. This discrepancy is stri…
openalex
Vanessa Leyva, Manuel Robert, Raphaël Pepino, Jana Bocková 等
2026-01-27
置信度 0.72
MeteoriteAstrobiologyChemistryCarbonaceous chondriteSugar
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Abstract The Cold Sintering Process (CSP) has recently emerged as a transformative approach for densifying ceramics and composites at temperatures below 300 °C using pressure-assisted dissolution–precipitation. This low-energy route is particularly compelling …
openalex
Kaveh Rahimi Mamaghani, Nader Parvin
2026-02-12
置信度 0.72
RegolithMartianAstrobiologyMars Exploration ProgramResource (disambiguation)
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ABSTRACT The extraordinary weather conditions available between February and March 2022 over Spain have allowed us to analyse the brightest fireballs recorded by the monitoring stations of the Spanish Meteor Network (SPMN). We study the atmospheric flight of 1…
openalex
Eloy Peña‐Asensio, J. M. Trigo‐Rodríguez, Albert Rimola, M Corretgé-Gilart 等
2023-01-20
置信度 0.72
MeteoroidMeteoritePhysicsAsteroidNear-Earth object
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The Permian is one of the most important intervals of earth history to help us understand the way our climate system works.It is an analog to modern climate because during this interval climate transitioned from an icehouse state (when glaciers existed extendi…
openalex
Kate Elizabeth Tierney
2010-01-01
置信度 0.72
StratigraphyPermianIsotopes of strontiumGeologyPaleontology
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I started my journey in science by studying noble gases implanted by the solar wind in dust grains on the surface of the Moon, and with many colleagues I have studied solar wind implanted noble gases in natural and artificial samples throughout my career, the …
openalex
R. Wieler
2023-04-01
置信度 0.72
AstrobiologyNoble gasMeteoriteCosmochemistryPresolar grains
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Abstract In the search for extraterrestrial life, biosignatures (e.g., organic molecules) play an important role, of which lipids are one considerable class. If detected, these molecules can be strong indicators of the presence of life, past or present, as the…
openalex
Nikita J. Boeren, Salome Gruchola, Coenraad de Koning, Peter Keresztes Schmidt 等
2022-10-01
置信度 0.72
Mass spectrometryChemistryDesorptionDesorption electrospray ionizationChromatography
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The first bodies to form in the Solar System acquired their materials from stars, the presolar molecular cloud and the protoplanetary disk. Asteroids that have not undergone planetary differentiation retain evidence of these primary accreted materials. However…
europepmc
Jessica Barnes, A. N. Nguyen, F. A. J. Abernethy, Ken‐ichi Bajo 等
2025
置信度 0.80
AsteroidAstrobiologyVariety (cybernetics)GeologyPhysics
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Engineering experiments regarding excavation, sampling, or mobility for rocky planetary surface exploration (Moon, asteroids, the moons of Mars, Mars) often require large test beds filled with hundreds of kilograms of soil. Specifically engineered regolith sim…
openalex
Gunter H. Just, K. H. Joy, M.J. Roy, Katherine Smith
2020-04-19
置信度 0.72
RegolithMars Exploration ProgramAstrobiologyGeotechnical engineeringLunar soil
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Abstract This review presents the progress made in the last decade in the field of large-scale electromagnetic (EM) induction with natural sources, which fluctuate at periods from seconds to years and originate in oceans, ionosphere and magnetosphere. These me…
openalex
Alexander Grayver
2024-01-06
置信度 0.72
GeophysicsMantle (geology)GeologyCrustIonosphere
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Abstract We determined the chlorine isotope composition of 16 Martian meteorites using gas source mass spectrometry on bulk samples and in situ secondary ion microprobe analysis on apatite grains. Measured δ37Cl values range from −3.8 to +8.6‰. The olivine‐phy…
openalex
Z. D. Sharp, Jeffrey T. Williams, C. K. Shearer, C. B. Agee 等
2016-01-22
置信度 0.72
MeteoriteMartianMars Exploration ProgramGeologyMantle (geology)
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Filamentous fungi can convert a wide variety of naturally occurring chemical compounds, including organic biomass and waste streams, into a range of products. They have long been used for industrial organic acid production and food preparation. In this review,…
openalex
Venkataramanan Subramanian, Meaghan J. Adler, Marcus Benyamin, Randi M. Pullen 等
2025-11-18
置信度 0.72
Industrial biotechnologyBiotechnologyBiochemical engineeringMetabolic engineeringProduction (economics)