Project Universe - Supernovae and Pulsars (2 of 3)

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Uploaded by on Dec 23, 2007

NOTICE: This video has been replaced a full-episode version and will be removed. Please see "Project Universe 25 - Supernovae & Pulsars" on my channel. Thank you.

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Science & Technology

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Standard YouTube License

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Uploader Comments (WarrenChu000)

  • 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!

  • I think you're right! She probably meant "milliseconds". Good observation.

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  • Actually since a microsecond is one-millionth, light can travel only 300 meters!

  • you meant 300.000 km

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