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    Desert Cyanobacteria Under Non-Earth Conditions: Implications For Astrobiology And Sustainable Life Support

    Astrobiology6 hours ago

    Desert Cyanobacteria Under Non-Earth Conditions: Implications For Astrobiology And Sustainable Life Support

    Workflow of space missions. A. BOSS: Cyanobacterial biofilms were air-dried on the ground and integrated in the EXPOSE-R2 facility. Dried samples were exposed in LEO for 1.5 years. After retrieval

    ROSES-25 Amendment 15: C.5 Planetary Science Early Career Award Proposal Due Date Delayed to January 12, 2026

    nasa6 hours ago

    ROSES-25 Amendment 15: C.5 Planetary Science Early Career Award Proposal Due Date Delayed to January 12, 2026

    NASA Science Mission Directorate C.5 Planetary Science Early Career Award is intended to help promising early career scientists play an increased and meaningful role in the planetary science community and

    The Leonid meteor shower peaks tonight: Here's where to look for 'shooting stars'

    space.com6 hours ago

    The Leonid meteor shower peaks tonight: Here's where to look for 'shooting stars'

    Heads up stargazers! The Leonid meteor shower peaks tonight, bringing a flurry of shooting stars to the night sky as Earth passes through the trail of debris shed by comet

    A Submillimeter Survey Of CS Excitation In Protoplanetary Disks: Evidence Of X-ray-Driven Sulfur Chemistry

    Astrobiology7 hours ago

    A Submillimeter Survey Of CS Excitation In Protoplanetary Disks: Evidence Of X-ray-Driven Sulfur Chemistry

    Derived CS rotational temperatures (top) and column densities (bottom) for our disk sample, sorted from left to right by column density. The median values are shown by the dashed orange

    Planetary Architectures Under The Influence Of A Stellar Binary

    Astrobiology7 hours ago

    Planetary Architectures Under The Influence Of A Stellar Binary

    Survival probability of a single planet in a binary system that initially hosted three planets, across various orbital configurations. Each panel corresponds to a specific value of the binary’s semi-major

    Analyzing Exoplanet Transits Observed with the WFC3/UVIS G280 Grism

    Astrobiology7 hours ago

    Analyzing Exoplanet Transits Observed with the WFC3/UVIS G280 Grism

    Exoplanets, -moons, -comets Status Report astro-ph.IM November 16, 2025 The extracted time-series stellar spectra for the +1 (left) and −1 (right) spectral orders for the transit of HAT-P-41b. The color

    Meteor shower calendar

    Astronomy Now2 days ago

    There are many meteor showers throughout the year. Here are the most prominent. For a beginner’s guide on meteors – what they are, where they come from, and how best

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