Launch Vehicles are used to deploy objects like artificial satellites, manned spacecraft and scientific probes into space.
Please submit only sites dealing with launch vehicles in a scientific perspective - those giving facts about current space launch vehicles or information about methods to launch to space.

Sites of companies that manufacture launch vehicles or provide space launch services should be listed under Business/Aerospace_and_ Defense/Space/Launch.

Launch vehicles and systems that are not mainstream today, but that may in future be used for launching to space.
Please submit only sites dealing with new and innovative space launch ideas/vehicles.
The x-prize object is to design and launch a spacecraft to an altitude of 100 kilometers, carrying 3 persons and returning safely to Earth. This category is about the competition and its contenders.