NASA Announces Discovery of Assault by a Black Hole

Astronomers will hold a media teleconference Monday, Dec. 17, at 1 pm EST to announce the discovery of a first-of-its-kind phenomenon involving a black hole and a neighboring galaxy. Researchers made the finding by combining data from NASA's space-based telescopes and ground-based observations. Audio of the event will be streamed live on the Web at:

http://www.nasa.gov/newsaudio