The passengers clad in space suits designed by the Under Armour company will be able to leave their seats and float about the cabin.
While they are yet to set a date to start commercial operations, Virgin Galactic has said it anticipates doing so in 2020.
SpaceShipTwo is an air-launched suborbital spaceplane type designed for space tourism.
Richard Branson’s space company, Virgin Galactic, has been granted an operating licence to fly its passenger rocket ship with the world's first paying space tourists aboard once final safety tests are completed, the Federal Aviation Administration said on Monday.
Space tourism projects leaped off the drawing board when a $10 million prize was offered as an incentive for private development of manned rockets, but it took years to make a winner. Many more years have passed since, but the only space tourists have been a few wealthy people who paid millions of dollars for trips aboard Russian rockets to the International Space Station.
Despite the SpaceShipTwo crash, Virgin Galactic will resume tests on its spaceships by 2015.
A prematurely deployed slowing device could "well be" behind the Virgin Galactic spaceship crash, Virgin's boss Richard Branson said
A team from the National Transportation Safety Board kept working Monday at the Mojave Desert crash site where Virgin Galactic's SpaceShipTwo fell to the ground.
The head of the federal agency examining last week's fatal crash of a Virgin Galactic passenger spaceship during a test flight in California's Mojave Desert said on Sunday the vehicle appears to have broken apart in flight.
Virgin Galactic's first commercial spacecraft crashed today during a test flight over California, scattering debris over the desert and leaving the fate of two pilots unknown, the company said.