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Delta II was an expendable launch system, originally designed and built by McDonnell Douglas, and sometimes known as the Thorad Delta 1. Delta II was part of the Delta rocket family, derived directly from the Delta 3000, and entered service in 1989. There were two main variants, the Delta 6000 and Delta 7000, with the latter also having "Light ...
- US$51 million in 1987 (7920-10 model) US$137 million in 2018 before retirement
- Launch vehicle
- 155, Delta 6000: 17, Delta 7000: 132, Delta 7000H: 6
A Delta II launch vehicle launches from Cape Canaveral carrying the Dawn spacecraft. Delta II was an expendable launch system, originally designed and built by McDonnell Douglas. Delta II was part of the Delta rocket family and entered service in 1989. Delta II vehicles included the Delta 6000, and the two later Delta 7000 variants ("Lite" and ...
- US$51 million in 1987 (7920-10 model) US$137 million in 2018 before retirement
- Launch vehicle
- United States
- United Launch Alliance
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The Delta II launch vehicle offered the user a choice of three fairings: a 2.9-m (9.5-ft)-diameter skin-and-stringer center section fairing (bisector), and two versions of a 3-m (10-ft)-diameter (bisector) composite fairing with two different lengths. Each of these fairings could be used on either two-stage or three-stage missions.
- February 1989
- 510,000 lbs | 231,000 kg
- 128 ft | 39 m
- 155
Sep 27, 2018 · That launch was the 155th flight of a Delta II rocket since the rocket's debut in 1989 and marked the 100th consecutively successful Delta II launch. "Being the last Delta II mission, ICESat-2 is ...
Sep 15, 2018 · The Delta II's first mission for NASA was the launch of the Cosmic Background Explorer (COBE) in November 1989. The satellite mapped the "afterglow" of the Big Bang, leading to a Nobel Prize in ...
Sep 21, 2018 · Last weekend, the Delta II rocket—for 30 years a regular fixture on launchpads in the United States—lifted off for the final time. The vehicle, built by the United Launch Alliance, had long ...
The Delta II remains the U.S. Air Force's sole launch platform for placing GPS IIR satellites in orbit. The first Delta II was successfully launched on Feb. 14, 1989, at Cape Canaveral. There are two primary versions of the Delta II (6925 and 7925). The Delta 6925, the first version, carried the initial nine GPS satellites into orbit.
