Boeing X-37B Orbital Test Vehicle (1:72 scale)
- Produced by Boeing, the X-37B Orbital Test Vehicle (OTV) is an unmanned spaceplane created by the USA. The X-37 started life in 1999 as a NASA project, but it was taken over by the Department of Defense (Do D) in 2004. The reusable spacecraft conducts orbital flights & is now operated by the US Air Force to demonstrate reusable space technologies. The first orbital flight of the USAF"s X-37B took place on April 22, 2010 after it was launched using an Atlas V rocket, & landed at Vanderberg AFB on December 3 2010 as scheduled. Its aerodynamic design is clearly based on that of the Space Shuttle. The 8.9m-long & 4.99-tonne X-37B has the ability to remain in orbit for up to 270 days propelled by a single Rocketdyne AR-2/3 rocket engine.