The Escape Orbit (British title: Open Prison) is a science fiction novel by northern Irish author James White, first published in 1964 in the magazine New Worlds. It was a finalist at the Nebula Award.

It tells the story of a human, Warren, who is abandoned on a prison planet by an alien race, the Bugs, who are warring against Earth. Here he finds a society created by the other human prisoners. To avoid a civil war between the factions which have formed by the years, he organizes a successful escape from the planet.