Virgin Galactic space shot Virgin Galactic is to take its first trip to the edge of space, a major step toward the long-awaited dream of commercial space tourism MISSION PROFILE White Knight Two mothership SpaceShipTwo at altitude of 13,100m 1Air launch: White Knight Two releases 2Boost: SpaceShipTwo’s rocket burns for about 50 seconds at three times speed of sound 3Apogee: Craft expected to reach altitude of 80km Wings “feathered” to slow descent 4Descent: Wings return to original position to allow craft to glide 5 Landing: Craft returns to Mojave Air and Space Port “Feathering”: Twin tails rotate upward to increase drag and control re-entry of vehicle SpaceShipTwo (VSS Unity) Length 18.3m Wingspan 8.2m Pilots 2 On commercial flights, six passengers per trip will experience five minutes of weightlessness Sources: Virgin Galactic, AP, SpaceNews Picture: NASA © GRAPHIC NEWS