Gigapixel Supernova
Eleven thousand years ago, a star exploded in the constellation Vela, blowing off its outer layers in a spectacular shock wave that remains visible today. Today’s image is a piece of a 1.3-gigapixel composite image of the supernova remnant. (Image credit: CTIO/NOIRLab/DOE/NSF/AURA; via Colossal)
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