Black holes
Space Science Update: Hubble Discovers Black Holes in Unexpected Places
September 17, 2002 · NASA
More black holes
Evidence for Existence of a Black HoleSeptember 17, 2002
Location of M15 and M31 G1 in the Northern Autumn SkySeptember 17, 2002
Location of Globular Cluster G1 in Galaxy M31September 17, 2002Black Hole in a Globular ClusterSeptember 17, 2002 · video
Hyperactive galaxy NGC 7673March 25, 2002Burst of Star Formation Drives Bubble in Galaxy NGC 3079’s CoreAugust 16, 2001
Galaxy NGC 3079August 16, 2001
Gaseous Bubble in Core of Galaxy NGC 3079August 16, 2001