This assignment inspired me to finally try star photography that has been on my list for quite a while. I still have much to learn but I think this is a good start.

My submission:
Click image for larger version.  Name: compositetrail_1500px.jpg  Views: 467  Size: 91.2 KB  ID: 359
7D + EF-S 15-85mm @ 15mm, f/5.6, ISO200, 111 shots with 30sec exposure stacked so a total exposure of 55½min.

You can check out a few more star shots from xmas in my blog: http://qwrad.wordpress.com/2012/01/0...nd-startrails/