The Milky Way (Introduction)

by David Turell , Tuesday, December 20, 2011, 15:00 (4700 days ago)

An interesting description of our galaxy and theories about its formation. We sit 2/3rds of the way out on the second arm in the goldylocks zone of safety.

http://www.physorg.com/news/2011-12-insight-bar-center-milky.html