Video of the Deep Impact spacecraft and comet 9P/Tempel 1 as seen by the Hubble telescope. Wow, didn't know the project was a success until reading it at their website:

http://imgsrc.hubblesite.org/hu/db/2..._quicktime.mov

NASA's page on Deep Impact:

http://www.nasa.gov/externalflash/de...ont/index.html