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    The Dispersed Matter Planet Project Sample — Detection limits, Occurrence Rates and New Planets

    Astrobiology2 hours ago

    The Dispersed Matter Planet Project Sample — Detection limits, Occurrence Rates and New Planets

    Completeness and planet abundance plot for the DMPP radial velocity survey of 24 targets with sub-basal activity, as a function of minimum mass and orbital period. The red contours indicate

    Space Force seeks market answers on in-orbit refueling

    Space News2 hours ago

    Space Force seeks market answers on in-orbit refueling

    WASHINGTON — As it plans for a future in which satellites can be refueled in orbit, the U.S. Space Force has taken a step that signals intent without yet committing

    The GAPS Programme At The TNG: LXX. TOI-5734b: A Hot Sub-Neptune Orbiting A Relatively Young K Dwarf With An Earth-like Density

    Astrobiology3 hours ago

    The GAPS Programme At The TNG: LXX. TOI-5734b: A Hot Sub-Neptune Orbiting A Relatively Young K Dwarf With An Earth-like Density

    TESS target pixel file of Sector 20 of TOI-5734, which is marked with ‘1’. The other sources, extracted from the Gaia DR3 catalogue, have numbered circles of sizes proportional to

    Undetected Past Contacts With Technological Species: Implications For Technosignature Science

    Astrobiology3 hours ago

    Undetected Past Contacts With Technological Species: Implications For Technosignature Science

    Results assuming undetected contacts with technoemissions over the past 65 years. a: Number n of undetected past contacts required to achieve a present-day detectability of at least 95 %, as

    Ice Planet Recon: Glacier Surface Lowering And Subglacial Outflow Coincide With Blood Falls Discharge In The McMurdo Dry Valleys

    Astrobiology3 hours ago

    Ice Planet Recon: Glacier Surface Lowering And Subglacial Outflow Coincide With Blood Falls Discharge In The McMurdo Dry Valleys

    Location of TYLG Global Positioning System (GPS) station (yellow), the in-lake thermistor string (blue) and the time-lapse camera (red). Iron oxide staining of the ice surface from Blood Falls is

    AST SpaceMobile wins $30 million contract for military  broadband demo

    Space News3 hours ago

    AST SpaceMobile wins $30 million contract for military  broadband demo

    WASHINGTON — The Space Development Agency on Feb. 23 announced a $30 million contract award to AST SpaceMobile to demonstrate its space-based broadband technology for military use. The firm-fixed-price award

    Earth from Space: Eye of the Sahara

    esa2 months ago

    The Copernicus Sentinel-2 mission captures a spectacular geological wonder in the Sahara Desert of Mauritania: the Richat Structure. This giant feature looks out from a sea of golden sand in

    Rings of Rock in the Sahara 

    nasa2 months ago

    EO Science Earth Observatory Rings of Rock in the Sahara  Earth Earth Observatory Image of the Day More Subscribe   September 13, 2025 In northeastern Africa, within the driest part

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