If you like Precession, you may like these other comics. For various reasons.
I ripped off that serves as supplementary reading.
Blame - Tsutomu Nihei
Disposable Parts - Various
Ringworld - Larry Niven
Eon - Greg Bear
Links to other relevant online resources.
If you feel like linking to Precession, here's some handy banners you might like to use. Please copy to your own site if you can.