Astronomy Search:


Live Star Chart -- Messier Slide Collection -- NGC Slide Series

Click here, to see latest weather radar Vail, AZ from Weather Underground

Get Polaris transit times at the U.S. Naval Oceanography Portal

Saturday, October 17, 2009

NGC 7789, one of the oldest open clusters

1.6 billion years old, this cluster is one of the oldest.

Unguided, 1600 ISO, 225 x 15 sec. JPEG frames, noise reduction enabled, 250/173 bias/flat calibration.
Posted by at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)