Orbiter P1 Build 100830
A free and realistic space flight simulation program for the Windows PC.
* Launch the Space Shuttle from Kennedy Space Center and rendezvous with the International Space Station.
* Recreate historic flights with addon spacecraft packages: Mercury, Gemini, Apollo, Vostok and more.
* Plan interplanetary slingshots and tour the solar system with futuristic space craft.
* Design your own rockets, or download addons created by other users.