Atlas V 501 | OTV-4 (X-37B) (USA 261) (AFSPC-5) & ULTRASat cubesat deployer
Launch Successful
L - -- : -- : -- : --
Launch Window
May 20, 2015, 1 p.m. - May 20, 2015, 5 p.m.
May 20, 2015, 1 p.m. - May 20, 2015, 5 p.m.
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.
Atlas V with 5m Fairing, 0 SRB, 1 Centaur upper stage engine.
See DetailsSecond X-37B. First flight on March 5, 2011.
X-37B DetailsUnited 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.
INFO WIKIFirst of two new-generation satellites built by Airbus to provide secure communications to the Spanish government, its allies, and various internatio…
This is a replacement satellite for the Indian Regional Navigation Satellite System. The constellation will provide India with an alternative to GPS …
A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Chinese classified satellite claimed to be for communication technology test purposes. Actual mission not known.
18 Low Earth Orbit communication satellites with Ku, Q and V band payloads for the G60 constellation operated by Shanghai Spacecom Satellite Technolo…
A batch of 27 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Carried 5 satellites to sun synchronous orbit: * Yunyao-1 37 to 40 * Jitianxing A-05
Optical Earth observation satellite for SUPARCO of Pakistan. Hitchhiking payloads: * DAO-1 * Blue Carbon 1