Artist's Concept of Deep Impact's Encounter with Comet Tempel 1

This artist's concept shows us the first time Deep Impact encountered a comet - Tempel 1 in July 2005. Deep Impact, now in an extended mission called EPOXI, will fly by its next comet, Hartley 2, on Nov. 4, 2010.

Image Credit: NASA/JPL-Caltech/UMD