Cygnus CRS Orb-4 (S.S. Deke Slayton II)
Atlas V 401
United Launch Alliance
Mission
Cygnus CRS Orb-4 (S.S. Deke Slayton II)
Type: Resupply
This is the 4th mission under NASA’s Commercial Resupply Service agreement with Orbital ATK. The unmanned Cygnus cargo vessel delievered approximately 3,500 kg (7,700 lbs.) of supplies and science experiments to the International Space Station. The craft features a longer, enhanced cargo module and remained berthed to the station for 2 months.
Trajectory
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Location
Space Launch Complex 41
Cape Canaveral, FL, USA
889 rockets have launched from Cape Canaveral, FL, USA.

Rocket
Atlas V 401 – United Launch Alliance
- Family: Atlas
- Length: 58.3 m
- Diameter: 3.8 m
- Launch Mass: 590 T
- Low Earth Orbit Capacity: 9050 kg
The Atlas V 401 was manufactured by United Launch Alliance with the first launch on 2002-08-21. Atlas V 401 has 41 successful launches and 0 failed launches with a total of 41 launches. An Atlas V with a 4 meter diameter fairing, no boosters and a single centaur upper stage engine.
Agency
United Launch Alliance – ULA
- 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.