Rocket encyclopedia
Historic vehicle

Delta · Heavy

Delta IV Heavy

The Delta IV Heavy (Delta 9250H) is an expendable heavy-lift launch vehicle, the largest type of the Delta IV family, and is the world's second highest-capacity rocket in operation. It is manufactured by United Launch Alliance and was first launched in 2004.

Delta IV Heavy rocket

Height

72 m

Diameter

5 m

LEO capacity

28,370 kg

Manufacturer

United Launch Alliance

Total launches

16

Successful

15

Pending

0

Successful landings

0

Flight system

Built to move mass beyond the atmosphere.

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.