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    Cassiopeia A & Crab Nebula Timelapses tagged posts

    NASA’s Chandra Releases Doubleheader of Blockbuster Hits

    April 25, 2024, Categories  Astronomy/Space

    Visual Description: Cassiopeia A & Crab Nebula Timelapses This is a still image from a split-screen video showing the change of two objects in space over time. The Cassiopeia A supernova remnant is on the left and the Crab Nebula is on the right, divided by a white vertical line. Cassiopeia A resembles a disk of electric blue light with glowing white streaks. X-rays from Chandra reveal hot gas, mostly from supernova debris from the destroyed star, and include elements like silicon and iron. Brilliant stars in white and gold, seen in optical light from Hubble, permeate the field of view. The Crab Nebula resembles the shape of a spinning toy top, made of white wispy clouds, resting on its side. The top-like shape is outlined by feathery shrouds of electric blue light...
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