According to an announcement on the official Fallen Earth Web site, the open beta test for the post-apocalyptic game is scheduled to begin Monday, Aug. 17. If you want to participate, all you need to do is head over to FilePlanet and register beginning tomorrow, Aug. 14, at 1 p.m. EDT.

Fallen Earth is set to launch on Sept. 9, but you can pre-order the game at Direct2Drive in order to earn a guaranteed spot in the open beta and get a head start in the game beginning Sept. 4. You'll also get the exclusive Wasteland Runner in-game mount.