NASA TV UFOs: 
UFO Caught on Shuttle Camera 
during the STS-69 Mission

The unknown, bright object is filmed with the Earth in the backdrop. That means that the object cannot be a star:

http://www.youtube.com/watch?v=9o7_dUXISGM

The NASA STS-69 Space Shuttle Endeavour mission:

Launch date: 7 September 1995 -
Landing date: 18 September 1995.