HUBBLE ATLAS
Globular Cluster M31 G1 (G1 in M31, Mayall II) — image from the Hubble Space Telescope

Black holes

Globular Cluster M31 G1

September 17, 2002 · NASA · G1 in M31, Mayall II · Andromeda

Zoom to full resolution See where it is in the 3D sky Original on NASA ↗

About the data

WFPC2 Data Principal Astronomers: M. Rich (UCLA), K. Mighell (NOAO), and J. Neill (Columbia U.), and W. Freedman (Carnegie Observatories) STIS Data Principal Astronomers: M. Rich (UCLA), K. Gebhardt (U. Texas at Austin), and L. Ho (Carnegie Inst. of Washington)