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    ESA Observes Interstellar Comet 3I/ATLAS

    Astrobiology15 hours ago

    ESA Observes Interstellar Comet 3I/ATLAS

    Interstellar Comet 3I/ATLAS — ESA / Las Cumbres Observatory Astronomers from ESA’s Near-Earth Object Coordination Centre (NEOCC), part of the Agency’s Planetary Defence Office, made these observations of the newly

    Envisioning The Distance Ladder In The Era Of The Habitable Worlds Observatory

    Astrobiology15 hours ago

    Envisioning The Distance Ladder In The Era Of The Habitable Worlds Observatory

    A comparison of state-of-the-art geometric distances that serve to anchor the distance scale and their current relative uncertainties. Additional candidate (≲1 Mpc) eclipsing binary hosts to target in future are

    Challenge-Based Funding To Spark Origins Breakthroughs

    Astrobiology15 hours ago

    Challenge-Based Funding To Spark Origins Breakthroughs

    Earth’s surface is shown as it might have looked some 3.8 billion years ago, perhaps when life was just beginning, in this artist’s rendering. Illustration: NASA/JPL-Caltech/Lizbeth B. De La Torre

    Simulation of Images of Protoplanetary Disks After Collision with Free-floating Planets

    Astrobiology15 hours ago

    Simulation of Images of Protoplanetary Disks After Collision with Free-floating Planets

    The color shows the product of the radiation flux at a wavelength of 3 µm and the square of the distance for the case of a prograde fall of the

    Ice World Oceanography: The Arctic Ocean Remained Open To Life During Ice Ages

    Astrobiology15 hours ago

    Ice World Oceanography: The Arctic Ocean Remained Open To Life During Ice Ages

    Site locations and hypothesized pan-Arctic glaciation. ODP Site 910 and MD99-2277 (red dots) are located in the Eurasian sector of the Arctic Ocean and central Nordic Seas, respectively. Site 910

    Resolving Individual Stars in Nearby Large Galaxies with the Habitable Worlds Observatory

    Astrobiology15 hours ago

    Resolving Individual Stars in Nearby Large Galaxies with the Habitable Worlds Observatory

    Distance vs. Stellar Mass for over 15,000 known galaxies out to 50 Mpc (Ohlson et al. 2024). Galaxies are colorcoded by their Hubble “T” Type, with early type galaxies T

    Clay Minerals From Mars’ Most Ancient Past?

    nasa1 week ago

    Explore This Section Perseverance Home Mission Overview Rover Components Mars Rock Samples Where is Perseverance? Ingenuity Mars Helicopter Mission Updates Science Overview Objectives Instruments Highlights Exploration Goals News and Features

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