Astrobiology3- Page

Status Report astro-ph.EP January 15, 2026 Cumulative crater count as a function of crater diameter. Each symbol and line depicts a fit to a different methane-clathrate thickness (see legend). The

Lake Untersee Base Camp as of 14 January 2026 — Dale T. Andersen Hi Keith, Since our arrival we have been working hard to get shelter in place. That is

Schematic representation of the microscopic structure of superionic water, in which the oxygen atoms form a solid crystal lattice, while hydrogen ions are virtually free to move within it. With

Phylogenetic relationship among known OmcA/MtrC decaheme c-type cytochromes from diverse bacteria and the newly identified D. acetexigens MtrC detected in this study. Maximum-likelihood phylogenetic tree constructed from a concatenated alignment

The period of limit cycle events (color contours) depends on planetary obliquity and the magnitude of any additional greenhouse gas warming Fadd. Limit cycling is assumed to halt when CO2

SEM-SE photomicrographs of clay-rich intervals of YPM IP. 260924 from the Nadaleen Formation. (A) displays a larger region surrounding the area shown in Figures 2A and S2. Scale bars: 25

Modeled time-dependent carbon fractions of every carbon-containing species in the network with a C/O ratio of 0.5. Each dot represents a species that contains carbon plotted according to its UMAP

Microbiology & Virology Status Report biorxiv.org January 14, 2026 Phylogenetic trees constructed using the GTDB-Tk. The trees of (a) 197 bacterial and (b) 27 archaeal high-quality MAGs obtained in this

Pressure-temperature diagrams illustrating the ranges covered by the available experimental techniques along with some references for solar system planets and exoplanets. The figure on the right is modified from Duffy

Reference and sample spectra of N2 ice, measured by the TPS (solid lines) and FTIR (dashed lines) spectrometers at specified deposition steps, tdep, and normalized by the maximum of the