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If Betelgeuse is ~600 light years away, will it take 600 years for light from its collapse to reach Earth? And could scientists detect the collapse before 600 years time?

2450 upvotes • r/askscience

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If Betelgeuse is ~600 light years away, will it take 600 years for light from its collapse to reach Earth? And could scientists detect the collapse before 600 years time?	2450	askscience