HUBBLE ATLAS
Globular Cluster M4 (M4, Messier 4, NGC 6121) — image from the Hubble Space Telescope

Star clusters

Globular Cluster M4

July 10, 2003 · NASA · M4, Messier 4, NGC 6121 · Scorpius

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

About the data

Data for this release was taken from HST proposals 5461 and 8679 together with archived observations from HST proposal 8153 . The full team involved in this discovery is composed of Brad Hansen (UCLA), Harvey Richer (UBC), Steinn Sigurdsson (Penn State), Ingrid Stairs (UBC) and Stephen Thorsett (UCSC).