jlittlenz t1_j5lrnsh wrote
Reply to comment by Any-Broccoli-3911 in How do we know that the biggest known stars are actually so big and not just regular sized ones at the end of their "life"? by realzanji
You don't count SN 1987A? From wikipedia, Ian Shelton "went outside to look with the naked eye, and saw that the bright light was indeed present".
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