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 WIKIA batch of 28 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
NS-35 is the 35th flight for the New Shepard program. This flight will fly more than 40 scientific and research payloads to space and back, including…
A batch of 28 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Officially described as "Satellite-Internet Technology Demonstration Satellite(s)". Probably test satellites for the Chinese state-owned LEO commu…
This is the 23rd flight of the Northrop Grumman's uncrewed resupply spacecraft Cygnus and its 22nd flight to the International Space Station under th…
A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Glonass-K1 are the third generation of satellite design for GLONASS satellite navigation system. GLONASS is a Russian space-based navigation system c…
Nusantara Lima is an Indonesian geostationary communications satellite with a capacity of more than 160 Gbps.
Progress resupply mission to the International Space Station.