• phys.org9 hours ago

    When stars fail to explode

    Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, chaotic clouds of debris shaped like cauliflowers. But supernova remnant Pa 30 looks

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    Live coverage: SpaceX opens 2026 with launch of Cosmo-SkyMed Earth observation satellite for Italy

    Spaceflight Now2 hours ago

    Live coverage: SpaceX opens 2026 with launch of Cosmo-SkyMed Earth observation satellite for Italy

    The Cosmo-SkyMed Second Generation Flight Model 3 spacecraft is pictured prior to being encapsulated within a pair of SpaceX’s Falcon 9 payload fairings. Image: SpaceX SpaceX is ringing in the

    SpaceX to lower orbits of some Starlink satellites

    Spacex5 hours ago

    SpaceX to lower orbits of some Starlink satellites

    WASHINGTON — SpaceX plans to lower the orbits of some of its Starlink satellites, a move the company says is intended to improve space safety following two recent incidents. In

    Offworld Biotechnology Research: Advanced Space Experiment Processor-4 (ADSEP-4)

    Astrobiology6 hours ago

    Offworld Biotechnology Research: Advanced Space Experiment Processor-4 (ADSEP-4)

    NASA astronaut and Expedition 73 Flight Engineer Zena Cardman inspects sample cassettes for installation into the Advanced Space Experiment Processor-4 (ADSEP-4) at the maintenance work area inside the International Space

    Heuristic Model On The Origin Of The Homochirality Of Life Heuristic Model On The Origin Of The Homochirality Of life

    Astrobiology7 hours ago

    Heuristic Model On The Origin Of The Homochirality Of Life Heuristic Model On The Origin Of The Homochirality Of life

    Artistic depiction of liposome formation and evolution. Liposomes formed on the surface of the Archean water pools are destroyed by Solar UV unless they acquire two adaptive traits – the

    Recent Production Rates Of Cosmogenic Nuclides In The Igneous Rocks of Jezero Crater Floor, Mars

    Astrobiology7 hours ago

    Recent Production Rates Of Cosmogenic Nuclides In The Igneous Rocks of Jezero Crater Floor, Mars

    This image from a map of Jezero Crater shows the area NASA’s Perseverance Mars rover is currently exploring, including Belva Crater, just below the center of the image. Credit: NASA/JPL-Caltech/University

    Lava Tubes On Earth, the Moon, And Mars: Detection, Evolution, And Exploration Potential

    Astrobiology7 hours ago

    Lava Tubes On Earth, the Moon, And Mars: Detection, Evolution, And Exploration Potential

    Conceptual illustration of a potential human base inside a lunar lava tube, located within the basaltic crust. The lava tube offers natural protection from major surface hazards such as cosmic

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