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    NASA highlights potential evidence of past life in Martian rock

    nasa3 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 Today4 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

    Flight 69 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 69 Expected flight date: 12/19/2023 Horizontal flight distance: 702.37 meters Expected flight time: 131.10 seconds Flight altitude: 16 meters Heading: East-northeast Max flight speed: 10 m/s Goal of flight: Flight Test Airfield: Same

    Flight 68 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 68 Expected flight date: 12/09/2023 Horizontal flight distance: 828 meters Expected flight time: 146.56 seconds Flight altitude: 16 meters Heading: Northeast (out & back flight) Max flight speed: 10 m/s Goal of

    Flight 67 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 67 Expected flight date: 12/02/2023 Horizontal flight distance: 392.84 meters Expected flight time: 133.57 seconds Flight altitude: 12 meters Heading: Northwest Max flight speed: 5.3 m/s Goal of flight: Reposition

    The Long Wait

    Nasa Mars1 year ago

    There was a long delay between Flight 52 and Flight 53,  and a deviation from the published Flight 53 plan. I will address both in this blog post. First, the Flight

    Flight 66 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 66 Expected flight date: 11/02/2023 Horizontal flight distance: 0.5 meters Expected flight time: 23.38 seconds Flight altitude: 3 meters Heading: South Max flight speed: 1 m/s Goal of flight: Reposition

    Flight 64 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 64 Expected flight date: 10/27/2023  Horizontal flight distance: 408.435 meters Expected flight time: 124.5 seconds Flight altitude: 12 meters Heading: North Max flight speed: 5.3 m/s Goal of flight:

    Flight 63 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 63 Expected flight date:  10/19/2023 Horizontal flight distance: 573.93 meters Expected flight time: 137 seconds Flight altitude: 12 meters Heading: SW Max flight speed: 6.3 m/s Goal of flight: Reposition of

    Flight 61 Preview – By the Numbers

    Nasa Mars1 year ago

    Flight 61 Expected flight date: 09/29/2023  Horizontal flight distance: N/A  Flight time: 129.69 seconds Max altitude: 24 meters Heading: N/A  Max flight speed: N/A  Goal of flight: Pop-up flight Airfield: Tau

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