Add Yahoo as a preferred source to see more of our stories on Google. Harvard astrophysicist Avi Loeb is urging NASA to release high-resolution images of 3I/ATLAS that he says were taken Oct. 2. Loeb ...

NASA's James Webb Space Telescope has zoomed into the Helix Nebula to give an up-close view of the possible eventual fate of ...

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High-resolution images from NASA’s HiRISE camera have revealed striking similarities between sand dunes on Mars and those on Earth. The images show movement, layering, and erosion patterns once ...