Surface contamination rates at different spatial scales in the Columbus module (ISS) during the MATISS campaigns by Laurence Lemelle, Eléonore Mottin, Denis Le Tourneau, Sébastien Rouquette, Lucie Campagnolo, Cécile Thévenot, Alain Maillet, Sébastien Barde, Emmanuel Garre, Jérémie Teisseire, Caroline Fontelaye, Vincent Jousseaume, Catherine Pudda, Olivier Constantin, Pierre Marcoux, Guillaume Nonglaton, Christophe Place

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A note on the Vukotić-Gordon mini-earths by Ćirković Milan M.

Subjects: “…astrobiology…”
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EuniceScope: Low-Cost Imaging Platform for Studying Microgravity Cell Biology by Wing Yan Chu, Kevin K. Tsia

Subjects: “…Astrobiology…”
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Toward Prebiotic Chemistry on Titan: Impact Experiments on Organic Haze Particles by Ben K. D. Pearce, Sarah M. Hörst, Christopher J. Cline, Mark J. Cintala, Chao He, Joshua A. Sebree, Shannon M. MacKenzie, R. Terik Daly, Alexandra J. Pontefract, Cara Pesciotta

Subjects: “…Astrobiology…”
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Plume Sample Modification at Icy Moons: Implications for Biosignatures by Matthew A. Pasek

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Thermodynamic Impact of Mineral Surfaces on Amino Acid Polymerization: Aspartate Dimerization on Two-Line Ferrihydrite, Anatase, and γ-Alumina by Norio Kitadai, Kumiko Nishiuchi, Wataru Takahagi

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The Geochemical Potential for Metabolic Processes on the Sub-Neptune Exoplanet K2-18b by Christopher R. Glein

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Origin of Life on Mars: Suitability and Opportunities by Benton C. Clark, Vera M. Kolb, Andrew Steele, Christopher H. House, Nina L. Lanza, Patrick J. Gasda, Scott J. VanBommel, Horton E. Newsom, Jesús Martínez-Frías

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Ab Initio Study of Glycine Formation in the Condensed Phase: Carbon Monoxide, Formaldimine, and Water Are Enough by Francisco Carrascoza, Piotr Lukasiak, Wieslaw Nowak, Jacek Blazewicz

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There’s More to Life than O2: Simulating the Detectability of a Range of Molecules for Ground-based, High-resolution Spectroscopy of Transiting Terrestrial Exoplanets by Miles H. Currie, Victoria S. Meadows, Kaitlin C. Rasmussen

Subjects: “…Astrobiology…”
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Organic Matter Preservation in Ancient Soils of Earth and Mars by Adrian P. Broz

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Erratum: Correlation network analysis for amino acid identification in soil samples with the ORIGIN space-prototype instrument by Frontiers Production Office

Subjects: “…astrobiology…”
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Geomicrobiological Heterogeneity of Lithic Habitats in the Extreme Environment of Antarctic Nunataks: A Potential Early Mars Analog by Miguel Ángel Fernández-Martínez, Miguel Ángel Fernández-Martínez, Miriam García-Villadangos, Mercedes Moreno-Paz, Valentin Gangloff, Daniel Carrizo, Yolanda Blanco, Sergi González, Laura Sánchez-García, Olga Prieto-Ballesteros, Ianina Altshuler, Lyle G. Whyte, Victor Parro, Alberto G. Fairén, Alberto G. Fairén

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GJ 357 d: Potentially Habitable World or Agent of Chaos? by Stephen R. Kane, Tara Fetherolf

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Eurypsychrophilic acidophiles: From (meta)genomes to low-temperature biotechnologies by Mark Dopson, Carolina González-Rosales, Carolina González-Rosales, David S. Holmes, David S. Holmes, Nadia Mykytczuk

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Assessing the Potential for Liquid Solvents from X-ray Sources: Considerations on Bodies Orbiting Active Galactic Nuclei by Daniel Rodener, Myriam Schäfer, Michael Hausmann, Georg Hildenbrand

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Distinguishing Biotic vs. Abiotic Origins of ‘Bio’signatures: Clues from Messy Prebiotic Chemistry for Detection of Life in the Universe by Niraja V. Bapat, Sudha Rajamani

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Reactivity of Cyanide at Water-Ice Interfaces: Implications for the Search for Organics on Icy Worlds by Margarita R. Marín-Yaseli, Elena González-Toril, Marta Ruiz-Bermejo

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A Bayesian Analysis of Technological Intelligence in Land and Oceans by Manasvi Lingam, Amedeo Balbi, Swadesh M. Mahajan

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Hydrogels Improve Plant Growth in Mars Analog Conditions by Frédéric Peyrusson

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