Tuesday, 1 February 2022

Lightness of Being: Remembering Space Shuttle Columbia and Her Crew


​The bright Sun dissects the airglow above Earth's horizon in this view photographed with a digital still camera from during the STS-107 mission. via NASA https://ift.tt/JFSRXDtaz

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Solving Asteroid Bennu's Mysteries

These X-ray computed tomography (XCT) scans of particles from asteroid Bennu show the most common types of crack networks observed in Bennu...