Related by context. Frequent words. (Click for all words.) 69 Burt Rutan 59 SpaceShipOne 55 Scaled Composites 52 Ansari X 48 X Prize 48 Sir Richard Branson 48 entrepreneur Richard Branson 48 Charles Simonyi 48 Craig McCaw 47 billionaire Richard Branson 46 CEO Elon Musk 46 Rutan 45 Richard Branson 45 Elon Musk 44 Richard Garriott 44 sub orbital 43 Udvar Hazy 43 Virgin Galactic 43 suborbital flight 43 SpaceShipTwo 43 Dennis Tito 42 XCOR 42 spaceflight 42 suborbital space 42 BAIKONUR Kazakhstan 41 SpaceX 41 SpaceDev 41 id Software 41 Dean Kamen 40 X PRIZE Foundation 40 Simonyi 40 Marc Andreessen 40 NASA Ames 40 Sergey Brin 40 founder Jeff Bezos 40 Bigelow Aerospace 40 DARPA 39 Darpa 39 Craig Venter 39 spaceport 39 Solar Impulse 39 Aptera 39 Chief Executive Larry Ellison 39 Jeff Bezos 38 spaceship 38 Eclipse Aviation 38 Spaceport America 38 Jack Roush 37 Shuttle commander 37 astronautics 37 Tesla Motors 37 Astronautics 37 GlobalFlyer 37 Musk 37 CEO Steve Ballmer 37 REDMOND Wash. Microsoft 37 Richard Branson Virgin 37 billionaire 37 aeronautics 37 Lockheed Martin Corp. 37 scramjet 37 Melvill 37 spaceships 37 venture capitalists 36 Steve Wozniak 36 manned spaceflight 36 Crew Exploration 36 CEO Larry Ellison 36 NASA 36 Moffett Field 36 Projects Agency DARPA 36 suborbital 36 Space Exploration 36 Diamandis 36 CEO Alan Mulally 36 Naresh Goyal 36 Janus Friis 35 manned spacecraft 35 EAA AirVenture 35 venture capitalist 35 Cloudera 35 Garriott 35 Mulally 35 Russian Soyuz rocket 35 Vinod Khosla 35 Elevation Partners 35 Chief Executive Alan Mulally 35 Sally Ride 35 Alan Mulally 35 Lockheed Martin 35 Ross Brawn 35 CEO Dan Akerson 35 Lockheed Martin NYSE LMT 34 Larry Ellison 34 NASA Administrator 34 Ray Ozzie 34 multibillionaire 34 Idealab 34 Ratan Tata 34 KPCB 34 Tim Berners Lee