High above Earth, astronaut Don Pettit is about to become the first human to witness and photograph a transit of Venus from space. His images and commentary will be streamed to Earth during the crossing.
FULL STORY: http://science.nasa.gov/science-news/science-at-nasa/2012/31may_isstransitofvenus/
VIDEO: http://www.youtube.com/watch?v=w5Lx4fC42KI
