Cassiopeia A Supernova Remnant Is Now 'Dust Factory' Around Dead Star
Tuesday, February 24, 2009 - 14:21
in Astronomy & Space
Astronomers have found some very unusual stardust. They discovered new evidence for the production of copious quantities of dust in the Cassiopeia A supernova remnant, the remains of a star that exploded about 300 years ago.