Virgin Galactic has revealed plans to build SpaceShipTwo (SS2) that will be larger than the original SpaceShipOne. The new craft will carry 6 passengers and 2 pilots to an altitude of about 140km (about 87 miles) above the Earth.
SS2 will be carried into the air by a large aircraft, where it will then be dropped and then fire its new hybrid rocket motors. Passengers will be able experience 5 minutes of weightlessness. After that SS2 will then decelerates back to Earth through the atmosphere, where the passengers will experience about 7Gs of force.
Read the Universe Today article for more information.