Deep Sky
M39
NGC7092

Constellation: Cygnus
Open Cluster
Magnitude: 5.2
This is one of the larger open clusters in the Northern Skies.  There are not that many stars in this cluster and they are only about 800 light-years away.  Age wise we are talkin between 250-300 million years old, just young guys by our sun's standards.  An open cluster is also referred to as a galactic cluster.

5 images
5 sec
9-18-12