transit

transit

ScienceCasts: The 2012 Transit of Venus

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Visit http://science.nasa.gov/ for more. It won't happen again until December 2117. On June 5th, 2012, Venus will transit the face of the sun in an event of both historical and observational importance. The best places to watch are in the south Pacific, but travel is not required. The event will also be visible around sunset from the USA.