Way back in Febuary last year i started getting into startrails.
18mm on the kit lens and 48 minute single exposure


41/365/2011 Star trail attempt gone wrong by Micky Photography, on Flickr
After a lot of learning and trying out my new lens did the same as the shot above last night.

Kev will love this one
10mm on the sigma 10-20mm. 285 x 25 second stacked exposure (1 hr 58 minutes)

Ultra wide angle star trail by Micky Photography, on Flickr