Biomarker Preservation and Survivability Under Extreme Dryness and Mars-Like UV Flux of a Desert Cyanobacterium Capable of Trehalose and Sucrose Accumulation by Claudia Fagliarone, Alessandro Napoli, Salvatore Chiavarini, Mickael Baqué, Jean-Pierre de Vera, Daniela Billi

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Modern arsenotrophic microbial mats provide an analogue for life in the anoxic Archean by Pieter T. Visscher, Kimberley L. Gallagher, Anthony Bouton, Maria E. Farias, Daniel Kurth, Maria Sancho-Tomás, Pascal Philippot, Andrea Somogyi, Kadda Medjoubi, Emmanuelle Vennin, Raphaël Bourillot, Malcolm R. Walter, Brendan P. Burns, Manuel Contreras, Christophe Dupraz

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High-resolution Transmission Spectroscopy of the Terrestrial Exoplanet GJ 486b by Andrew Ridden-Harper, Stevanus K. Nugroho, Laura Flagg, Ray Jayawardhana, Jake D. Turner, Ernst de Mooij, Ryan MacDonald, Emily Deibert, Motohide Tamura, Takayuki Kotani, Teruyuki Hirano, Masayuki Kuzuhara, Masashi Omiya, Nobuhiko Kusakabe

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Microbially-Enhanced Vanadium Mining and Bioremediation Under Micro- and Mars Gravity on the International Space Station by Charles S. Cockell, Rosa Santomartino, Kai Finster, Annemiek C. Waajen, Natasha Nicholson, Claire-Marie Loudon, Lorna J. Eades, Ralf Moeller, Petra Rettberg, Felix M. Fuchs, Felix M. Fuchs, Rob Van Houdt, Natalie Leys, Ilse Coninx, Jason Hatton, Luca Parmitano, Jutta Krause, Andrea Koehler, Nicol Caplin, Lobke Zuijderduijn, Alessandro Mariani, Stefano Pellari, Fabrizio Carubia, Giacomo Luciani, Michele Balsamo, Valfredo Zolesi, Jon Ochoa, Jon Ochoa, Pia Sen, James A. J. Watt, Jeannine Doswald-Winkler, Magdalena Herová, Bernd Rattenbacher, Jennifer Wadsworth, R. Craig Everroad, René Demets

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Direct Imaging Explorations for Companions around Mid–Late M Stars from the Subaru/IRD Strategic Program by Taichi Uyama, Charles Beichman, Masayuki Kuzuhara, Markus Janson, Takayuki Kotani, Dimitri Mawet, Bun’ei Sato, Motohide Tamura, Hiroyuki Tako Ishikawa, Bryson Cale, Thayne Currie, Hiroki Harakawa, Thomas Henning, Teruyuki Hirano, Klaus Hodapp, Yasunori Hori, Masato Ishizuka, Shane Jacobson, Yui Kasagi, Eiichiro Kokubo, Mihoko Konishi, Tomoyuki Kudo, Takashi Kurokawa, Nobuhiko Kusakabe, Jungmi Kwon, Masahiro Machida, Takao Nakagawa, Norio Narita, Jun Nishikawa, Masahiro Ogihara, Masashi Omiya, Takuma Serizawa, Akitoshi Ueda, Sébastien Vievard, Ji Wang

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Life on Earth can grow on extraterrestrial organic carbon by Annemiek C. Waajen, Cassio Lima, Royston Goodacre, Charles S. Cockell

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Putative roles of terpenoids in primitive membranes by Joshua P. King, Joshua P. King, Anna Wang, Anna Wang

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Radiation Resistance of Sequencing Chips for in situ Life Detection by Carr, Christopher E., Rowedder, Holli, Lui, Clarissa S., Zlatkovsky, Ilya, Papalias, Chris W., Bolander, Jarie, Myers, Jason W., Bustillo, James, Rothberg, Jonathan M., Ruvkun, Gary, Zuber, Maria

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An Earth-sized Planet around an M5 Dwarf Star at 22 pc by Teruyuki Hirano, Fei Dai, John H. Livingston, Sascha Grziwa, Kristine W. F. Lam, Yui Kasagi, Norio Narita, Hiroyuki Tako Ishikawa, Kohei Miyakawa, Luisa M. Serrano, Yuji Matsumoto, Eiichiro Kokubo, Tadahiro Kimura, Masahiro Ikoma, Joshua N. Winn, John P. Wisniewski, Hiroki Harakawa, Huan-Yu Teng, William D. Cochran, Akihiko Fukui, Davide Gandolfi, Eike W. Guenther, Yasunori Hori, Kai Ikuta, Kiyoe Kawauchi, Emil Knudstrup, Judith Korth, Takayuki Kotani, Vigneshwaran Krishnamurthy, Tomoyuki Kudo, Takashi Kurokawa, Masayuki Kuzuhara, Rafael Luque, Mayuko Mori, Jun Nishikawa, Masashi Omiya, Jaume Orell-Miquel, Enric Palle, Carina M. Persson, Seth Redfield, Eugene Serabyn, Alexis M. S. Smith, Aoi Takahashi, Takuya Takarada, Akitoshi Ueda, Vincent Van Eylen, Sébastien Vievard, Motohide Tamura, Bun’ei Sato

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Perchlorate salts confer psychrophilic characteristics in α-chymotrypsin by Stewart Gault, Michel W. Jaworek, Roland Winter, Charles S. Cockell

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Earth’s carbon cycle: A mathematical perspective by Rothman, Daniel H.

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The microbial ferrous wheel in a neutral pH groundwater seep by Eric eRoden, Joyce M McBeth, Marco eBlothe, Elizabeth Maria Percak-Dennett, Emily J Fleming, Rebecca R Holyoke, George W. Luther, David eEmerson

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Mitigating Worst-case Exozodiacal Dust Structure in High-contrast Images of Earth-like Exoplanets by Miles H. Currie, Christopher C. Stark, Jens Kammerer, Roser Juanola-Parramon, Victoria S. Meadows

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Toward a List of Molecules as Potential Biosignature Gases for the Search for Life on Exoplanets and Applications to Terrestrial Biochemistry by Seager, Sara, Bains, William, Petkowski, Janusz Jurand

“…We provide an online community usage database to serve as a registry for volatile molecules including biogenic compounds. Key Words: Astrobiology—Atmospheric gases—Biosignatures—Exoplanets.…”
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Formation of Replicating Saponite from a Gel in the Presence of Oxalate: Implications for the Formation of Clay Minerals in Carbonaceous Chondrites and the Origin of Life by Schumann, Dirk, Hartman, Hyman, Eberl, Dennis D., Sears, S. Kelly, Hesse, Reinhard, Vali, Hojatollah

“…Key Words: Saponite—2:1 layer silicates—Origin of life—Silicate-organics interactions—Oxalate as a catalyst—Crystallization of saponite from silica gel. Astrobiology 12, 549–561.…”
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The Mid-infrared Molecular Inventory toward Orion IRc2 by Sarah Nickerson, Naseem Rangwala, Sean W. J. Colgan, Curtis DeWitt, Jose S. Monzon, Xinchuan Huang, Kinsuk Acharyya, Maria N. Drozdovskaya, Ryan C. Fortenberry, Eric Herbst, Timothy J. Lee

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A Spectroscopic Thermometer: Individual Vibrational Band Spectroscopy with the Example of OH in the Atmosphere of WASP-33b by Sam O. M. Wright, Stevanus K. Nugroho, Matteo Brogi, Neale P. Gibson, Ernst J. W. de Mooij, Ingo Waldmann, Jonathan Tennyson, Hajime Kawahara, Masayuki Kuzuhara, Teruyuki Hirano, Takayuki Kotani, Yui Kawashima, Kento Masuda, Jayne L. Birkby, Chris A. Watson, Motohide Tamura, Konstanze Zwintz, Hiroki Harakawa, Tomoyuki Kudo, Klaus Hodapp, Shane Jacobson, Mihoko Konishi, Takashi Kurokawa, Jun Nishikawa, Masashi Omiya, Takuma Serizawa, Akitoshi Ueda, Sébastien Vievard, Sergei N. Yurchenko

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The Search for Slow Sulfur Sinks by Sonny Harman

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Variations in climate habitability parameters and their effect on Earth's biosphere during the Phanerozoic Eon by Iva Vilović, Dirk Schulze-Makuch, René Heller

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Cavity ring down spectroscopy of cold neutral phenanthrene and phenanthridine in supersonic jets by Salma Bejaoui, Farid Salama

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