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    EchoStar sells more direct-to-device spectrum for bigger SpaceX stake

    Space News3 hours ago

    EchoStar sells more direct-to-device spectrum for bigger SpaceX stake

    TAMPA, Fla. — Geostationary satellite operator EchoStar is selling another batch of radio frequencies to help improve SpaceX’s direct-to-cell services in the United States, in return for $2.6 billion worth

    D-Orbit and mhackeroni conduct in-orbit cybersecurity competition

    Space News3 hours ago

    D-Orbit and mhackeroni conduct in-orbit cybersecurity competition

    SAN FRANCISCO – Italian space logistics company D-Orbit announced the conclusion Nov. 6 of CTRL+Space, Europe’s first in-orbit Capture-the-Flag (CTF) cybersecurity competition and the first live CTF contest involving multiple

    Ancient Amino Acid Sets Enable Stable Protein Folds

    Astrobiology3 hours ago

    Ancient Amino Acid Sets Enable Stable Protein Folds

    Experimental characterization and structural analysis of designed ancestral proteins. (A) Schematic representation of the design workflow for ancestral proteins. (B) Summary table reporting general features of the selected designs and

    Origins Of Streak Features On Mars

    esa4 hours ago

    Origins Of Streak Features On Mars

    When a meteoroid shook the edge of Apollinaris Mons on Mars, it triggered streaks that carved a hundred new scratches on the surface. The European Space Agency’s ExoMars Trace Gas

    The Library of Exoplanet Atmospheric Composition Measurements: Population Level Trends in Exoplanet Composition with ExoComp

    Astrobiology4 hours ago

    The Library of Exoplanet Atmospheric Composition Measurements: Population Level Trends in Exoplanet Composition with ExoComp

    C/O ratio as a function of metallicity as given in Table 4. Planets observed with direct spectroscopy are shown as blue circles, planets observed with eclipse spectroscopy as magenta

    Tidally Driven Inertial Waves Enhance Eccentricity Damping And Spin Evolution In Planets And Stars

    Astrobiology4 hours ago

    Tidally Driven Inertial Waves Enhance Eccentricity Damping And Spin Evolution In Planets And Stars

    Left: imaginary parts of tidal Love numbers, scaled by (Ω/ωdyn) 2ωt/Ω and plotted as a function of tidal frequency for isentropic polytropes (top) and incompressible shells (bottom) with a constant

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