blakecaldwell

Comet C/2007 N3 (Lulin)
This shot was the product of 67 individual 2-second photos at ISO3200, f/2.8, 100mm of Comet C/2007 N3, aka "Comet Lulin".
Check out the blog post for how I shot this: http://tinyurl.com/abzrzo

And check it out on flickr:
http://tinyurl.com/bmdemq