Galaxy Zoo: Be a virtual astronomer!
Perhaps you've already heard about Galaxy Zoo. The Bad Astronomer explains it best, as always.
Bad Astronomy Blog:
Discover new galaxies!
It's like SETI@Home, except with slightly more work involved and you get to see lots of pretty pictures of galaxies!
See, astronomy isn't boring. Did I say it was boring? I'm sorry. How could anything that involves a computer program called SExtrator be boring?