View Full Version : Asterisms: Signposts in the Sky

2012-May-11, 01:50 PM
Humans have been grouping stars into patterns since the beginning of time, each culture placing its own myths and folklore in the sky, but it wasn’t until 1930 that the International Astronomical Union (IAU) divided the sky into 88 constellations each with its own strict boundary. Though many of these are well known, and the [...]

More... (http://www.universetoday.com/95103/asterisms-signposts-in-the-sky/)