My second attempt at star trails. The first one was thwarted by fog on the lens. This one was almost thwarted by 2 rednecks wanting to go fishing 50 feet from where I was doing star trails (removed the "bad light" in post-processing).
This is around 300 30-second exposures (about the time it takes to watch 2 South Park and 2 Breaking Bad episodes on your iPod), stacked together using a brilliant program found here:
For those interested:
Canon 5DMarkII, 24mm, 30s, F2.8, ISO 800