CTB 1

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超新星遗迹——延髓星云

2023年4月24日 The Medulla Nebula Supernova Remnant Image Credit & Copyright: Kimberly Sibbald Explanation: What powers this unusual nebula? CTB-1 is the expanding gas shell that was left when a massive star toward the constellation of Cassiopeia exploded about 10,000 years ago. The star likely det […]

天文·每日一图

超新星遗迹─延髓星云

2021年01月18日 The Medulla Nebula Supernova Remnant Image Credit & Copyright: Russell Croman Explanation: What powers this unusual nebula? CTB-1 is the expanding gas shell that was left when a massive star toward the constellation of Cassiopeia exploded about 10,000 years ago. The star likely deto

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