OTV-4 (X-37B) (USA 261) (AFSPC-5) & ULTRASat cubesat deployer

Mission

OTV-4 (X-37B) (USA 261) ( AFSPC-5) & ULTRASat cubesat deployer

Type: Government/Top Secret

It is the second flight of the second Boeing X-37B vehicle and the fourth flight of the program. United States Air Force Orbital Test Vehicle is an unmanned 5000 kg, 8.8 m-long reusable mini-spaceplane capable of autonomous re-entry and landing. The OTV-4 mission was to test Aerojet Rocketdyne's XR-5A Hall-effect thruster and conduct a NASA investigation for testing various materials in space. The mission concluded after 717 days in orbit, marking the first time X-37B landed on the Shuttle Landing Facility at the Kennedy Space Center.

Location

Space Launch Complex 41

Cape Canaveral, FL, USA

209 launches have been at this location.

Rocket

Atlas V 501

Length: 58.3 meters
Diameter: 3.8 meters
First Launched: April 22, 2010

Atlas V with 5m Fairing, 0 SRB, 1 Centaur upper stage engine.

The Atlas V 501 rocket has been launched a total of 7 times with 7 successful and 0 failed launches.

Agency

United Launch Alliance

Type: Commercial
Abbreviation: ULA
Administration: CEO: Tory Bruno
Founded: 2006
Launchers: Atlas | Delta IV | Vulcan
Spacecraft: CST-100 Starliner
Country: USA

United Launch Alliance (ULA) is a joint venture of Lockheed Martin Space Systems and Boeing Defense, Space & Security. ULA was formed in December 2006 by combining the teams at these companies which provide spacecraft launch services to the government of the United States. ULA launches from both coasts of the US. They launch their Atlas V vehicle from LC-41 in Cape Canaveral and LC-3E at Vandeberg. Their Delta IV launches from LC-37 at Cape Canaveral and LC-6 at Vandenberg.