Hi ! If side by side, how much would Betelgeuse be brighter than Sun? I mean visible light. Thanks!
Feb 8, 2011 #1 Kittel Knight 99 1 Hi ! If side by side, how much would Betelgeuse be brighter than Sun? I mean visible light. Thanks!
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Feb 8, 2011 #2 Drakkith Mentor 2022 Award 22,663 6,870 I believe it is over 100,000 times as luminous as the sun. This is from wikipedia. =)