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    NASA highlights potential evidence of past life in Martian rock

    Space News4 hours ago

    NASA highlights potential evidence of past life in Martian rock

    WASHINGTON — Scientists have found potential evidence of past life on Mars in a rock sample collected by a NASA rover, even as the agency’s budget proposal would cancel plans

    3I/ATLAS: In Search Of The Witnesses To Its Voyage

    Astrobiology4 hours ago

    3I/ATLAS: In Search Of The Witnesses To Its Voyage

    Position on the Gaia CMD diagram of the stars that experienced a close encounter with 3I/ATLAS, with spectral types indicated in the legend that comes from O. L. Creevey et

    Simulating RISTRETTO: Proxima b Detectability In Reflected Light

    Astrobiology4 hours ago

    Simulating RISTRETTO: Proxima b Detectability In Reflected Light

    Left panel: IFU transmission map into the 7 fibers for single orientation, with the trajectory of Proxima b overlaid on top. Right panel: IFU transmission combining 2 exposures with a

    Bioverse: Assessing the Ability of Direct Imaging Surveys to Empirically Constrain the Habitable Zone via Trends in Albedo

    Astrobiology4 hours ago

    Bioverse: Assessing the Ability of Direct Imaging Surveys to Empirically Constrain the Habitable Zone via Trends in Albedo

    Example Bioverse simulation of a survey to characterize Earth-sized planets in the HZ. This simulation used an 8m diameter telescope observing at λ= 550nm. This figure shows all rocky planets

    Reassessment Of Kepler’s Habitable Zone Earth-like Exoplanets With Data-driven Null-signal Templates

    Astrobiology4 hours ago

    Reassessment Of Kepler’s Habitable Zone Earth-like Exoplanets With Data-driven Null-signal Templates

    Earth-like and super Earth planet candidates from (5) are shown in the effective temperature – instellation flux plane. Conservative and optimistic Habitable zones as defined in (5) are shown as

    A Bi-Directional Plasma Thruster Could Deorbit Space Junk Safely

    Universe Today5 hours ago

    A Bi-Directional Plasma Thruster Could Deorbit Space Junk Safely

    There are plenty of labs working on solutions to Kessler Syndrome, where there’s so much debris in low Earth orbit that rockets are no longer capable of reaching it without

    Southern Europe’s land and sea sizzles

    esa2 months ago

    A powerful heatwave has been gripping large parts of southern Europe and North Africa, pushing air temperatures beyond seasonal norms and triggering widespread health and wildfire alerts. Among the hardest-hit

    A pinch of France in space

    esa2 months ago

    Science & Exploration 01/07/2025 497 views 10 likes ESA astronaut Sophie Adenot selected the French chef Anne-Sophie Pic to develop the bonus food she will bring to the International Space

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