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  • 14 minutes ago
A red supergiant star transitions into a type II supernova in this animation.

Credit: W. M. Keck Observatory/Adam Makarenko | mash mix by Space.com's Steve Spaleta
Transcript
00:28Transcribed by ESO, translated by —
00:58Transcription by CastingWords
01:00Transcription by CastingWords
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