NASA TV UFOs:
UFO Filmed near the Hubble Space Telescope
during the STS-125 (HST-SM4) Mission, 19 May 2009

NASA filmed several unknown objects which seemed to approach the HST during this mission:

http://www.youtube.com/watch?v=nbSP61Fuabw

The NASA STS-125 (HST-SM4) Space Shuttle Atlantis mission:

Launch date: 11 May 2009 -
Landing date: 22 May 2009.