Consider Phlebas | Iain M. Banks

The novels of Iain M.
Banks have forever changed the face of modern science fiction.
His Culture books combine breathtaking imagination with exceptional storytelling, and have secured his reputation as one of the most extraordinary and influential writers in the genre.War rages across the galaxy.
Billions have died, billions more are doomed.
Moons, planets, the very stars themselves, face cold-blooded, brutal destruction.
The Idirans ­fight for their Faith;
the Culture for its moral right to exist.
Principles are at stake.
There can be no surrender.