SpaceShipOne. Computer artwork of the privatelyfunded SpaceShipOne craft orbiting the Earth with its mothership, White Knight, below. SpaceShipOne was designed by the US company Scaled Composites. In 2004, it was twice flown to suborbital altitudes, winning the Ansari Xprize. N328KF is the crafts US aviation registration number. Virgin Galactic plan to use this spaceship design to operate space tourism flights.