See also:

• Games: Video Games: Computer Platforms: Windows  (101)
• Games: Video Games: Simulation: Freeware  (21)

Orbiter - A Free Space Flight Simulator -  .

- A realistic 3D flight simulator that uses proper physics for the modelling of planetary motion, gravitational fields, free space, and atmospheric flight.

Dan's Orbiter page - - Find the module plug-in that enables sound in the simulation. Includes a support forum for frequently asked questions and general discussion.

Orbit Hangar Mods - - A general repository of contributions submitted by third party add-on developers.

Orbital Mods - - An addon repository focused in the Russian space flight program. It also features a database of known bugs in the simulator.

Orbiter In Only One Page - - Offers links and files.

Orbiter Mars - - Includes concise tutorials that explain the procedures and the planning stage of interplanetary missions.

Project Alpha - - An ongoing project to simulate the International Space Station Alpha.

Saturn's Moons - - Includes the major moons of Jupiter and Saturn, missing in the default Orbiter package.