Project Universe - Supernovae and Pulsars (2 of 3)
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This video is a response to Project Universe - Supernovae and Pulsars (1 of 3)
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All Comments (4)
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Actually since a microsecond is one-millionth, light can travel only 300 meters!
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you meant 300.000 km
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You can't collapse an Earth-sized core in a microsecond; light can only travel 300km in this time, which would mean the core would be contracting at more than ten times the speed of light!
ComradeSephiroth 2 years ago
I think you're right! She probably meant "milliseconds". Good observation.
WarrenChu000 2 years ago