![NASA: Satellite Is Down [VIDEO]](http://townsquare.media/site/16/files/2011/09/125633737.jpg?w=980&q=75)
NASA: Satellite Is Down [VIDEO]
Pieces of a defunct satellite that fell back to Earth have settled but where exactly is not known, NASA said Saturday.
UARS Satellite
![NASA Satellite On Collision Course With Earth [VIDEO]](http://townsquare.media/site/16/files/2011/09/story.satellite.nasa_1.jpg?w=980&q=75)
NASA Satellite On Collision Course With Earth [VIDEO]
A NASA satellite UARS (Upper Atmosphere Research Satellite) is expected to fall back to Earth on or around Friday, September 23, according to NASA officials.