M4
Where Are the Missing Black Holes? The Hubble May Have Helped Find One
Most black holes are stellar mass black holes. They're created when a star several times more massive than our Sun…
2 years ago
Messier 4 (M4) – The NGC 6121 Globular Cluster
During the late 18th century, Charles Messier began to notice that a series of “nebulous” objects in the night sky…
9 years ago
Virtual Star Party – April 6, 2014: Saturn Rising
Hosts: Fraser Cain and Scott Lewis Astronomers: David Dickinson, Gary Gonella, Roy Salisbury, Sharin Ahmed, Stuart Forman, Mike Simmons and…
11 years ago