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ScienceCasts: NanoSail-D

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Uploaded on Feb 18, 2011

Visit http://science.nasa.gov/science-news/... for the full story.

High overhead, out of the darkness, a bright light surges into view. For 5 to 10 seconds it outshines the brightest stars in the sky, mimicking a supernova, perhaps even casting faint shadows at your feet. The silence is broken by your own excited shouts. Could this happen to you? It could, if you happen to be outside when NanoSail-D flies by.

Find more information on flybys at http://spaceweather.com/flybys/

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