Eventually, he wants SpaceShipOne displayed alongside another one of his airplanes, Voyager, which flew non-stop around the world without refuelling in 1986.
To mark the occasion, Wired has gathered together one heck of a photo album that covers both Voyager 1's trip as well as that of Voyager 2, which technically launched earlier (August 20th the same year) but took a more roundabout route through the solar system.