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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Biogeochemistry of the rare sulfidic glaciovolcanic cave system on Mount Meager, British Columbia, Canada by Jared J. Clance, Jacob M. C. Shaffer, Morgan L. Cable, Christian Stenner, Glyn Williams-Jones, Anna Szynkiewicz, Michael Paton, Kathleen Graham, Olivia Vinnes, Jill A. Mikucki

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Life in the Bubble: How a Nearby Supernova Left Ephemeral Footprints on the Cosmic-Ray Spectrum and Indelible Imprints on Life by Caitlyn Nojiri, Noémie Globus, Enrico Ramirez-Ruiz

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Setting the Stage for the Search for Life with the Habitable Worlds Observatory: Properties of 164 Promising Planet-survey Targets by Caleb K. Harada, Courtney D. Dressing, Stephen R. Kane, Bahareh Adami Ardestani

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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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Returning Samples From Enceladus for Life Detection by Marc Neveu, Marc Neveu, Ariel D. Anbar, Ariel D. Anbar, Alfonso F. Davila, Daniel P. Glavin, Shannon M. MacKenzie, Charity M. Phillips-Lander, Brent Sherwood, Yoshinori Takano, Peter Williams, Hajime Yano

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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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A Search for Technosignatures Around 11,680 Stars with the Green Bank Telescope at 1.15–1.73 GHz by Jean-Luc Margot, Megan G. Li, Pavlo Pinchuk, Nathan Myhrvold, Larry Lesyna, Lea E. Alcantara, Megan T. Andrakin, Jeth Arunseangroj, Damien S. Baclet, Madison H. Belk, Zerxes R. Bhadha, Nicholas W. Brandis, Robert E. Carey, Harrison P. Cassar, Sai S. Chava, Calvin Chen, James Chen, Kellen T. Cheng, Alessia Cimbri, Benjamin Cloutier, Jordan A. Combitsis, Kelly L. Couvrette, Brandon P. Coy, Kyle W. Davis, Antoine F. Delcayre, Michelle R. Du, Sarah E. Feil, Danning Fu, Travis J. Gilmore, Emery Grahill-Bland, Laura M. Iglesias, Zoe Juneau, Anthony G. Karapetian, George Karfakis, Christopher T. Lambert, Eric A. Lazbin, Jian H. Li, Zhuofu (Chester) Li, Nicholas M. Liskij, Anthony V. Lopilato, Darren J. Lu, Detao Ma, Vedant Mathur, Mary H. Minasyan, Maxwell K. Muller, Mark T. Nasielski, Janice T. Nguyen, Lorraine M. Nicholson, Samantha Niemoeller, Divij Ohri, Atharva U. Padhye, Supreethi V. Penmetcha, Yugantar Prakash, Xinyi (Cindy) Qi, Liam Rindt, Vedant Sahu, Joshua A. Scally, Zefyr Scott, Trevor J. Seddon, Lara-Lynn V. Shohet, Anchal Sinha, Anthony E. Sinigiani, Jiuxu Song, Spencer M. Stice, Nadine M. Tabucol, Andria Uplisashvili, Krishna Vanga, Amaury G. Vazquez, George Vetushko, Valeria Villa, Maria Vincent, Ian J. Waasdorp, Ian B. Wagaman, Amanda Wang, Jade C. Wight, Ella Wong, Natsuko Yamaguchi, Zijin Zhang, Junyang Zhao, Ryan S. Lynch

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Pursuing Truth: Improving Retrievals on Mid-infrared Exo-Earth Spectra with Physically Motivated Water Abundance Profiles and Cloud Models by Björn S. Konrad, Sascha P. Quanz, Eleonora Alei, Robin Wordsworth

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Astrochemical Pathways to Complex Organic and Prebiotic Molecules: Experimental Perspectives for In Situ Solid-State Studies by Daniele Fulvio, Alexey Potapov, Jiao He, Thomas Henning

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Volatile-rich Sub-Neptunes as Hydrothermal Worlds: The Case of K2-18 b by Cindy N. Luu, Xinting Yu, Christopher R. Glein, Hamish Innes, Artyom Aguichine, Joshua Krissansen-Totton, Julianne I. Moses, Shang-Min Tsai, Xi Zhang, Ngoc Truong, Jonathan J. Fortney

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Sequencing the origins of life by Tony Z. Jia, Shota Nishikawa, Kosuke Fujishima

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