United Launch Alliance // March 19, 2017

WGS-9 (USA-275)

Launch Overview

Lift of Time:

Launch Window:

Launch Pad:

Launch Facility:

March 19, 2017 - 00:18:00 (+00:00)

23:44:00 - 00:59:00

Space Launch Complex 37B

Cape Canaveral

Mission Details

WGS-9 is the ninth of 10 high-capacity military communications satellites providing vital service for tactical forces who rely on WGS for connectivity to the Defence Information Systems Network (DISN).

Who is ULA?

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.

What Is Delta IV M+(5,4)?



GEM 60 (stage 1)

GEM 60 was a 60-inch-diameter (1,500 mm) solid motor used on the Delta IV family of launch vehicles, used with and without thrust vector control.

RS-68A (stage 1)

With 3136kN (705K lbs) thrust at sea-level the RS-68A is the worlds most powerful hydrogen-fuels rocket engine. Used by ULA Delta IV Rockets has provided reliable access to space For the U.S. Air Force, the National Reconnaissance Office(NRO) and NASA.

RL10B-2 (stage 2)

Three RL-10 versions are in production for the Centaur upper stage of the Atlas V and the Delta Cryogenic Second Stage(DCSS) for the Delta IV

Rocket Overview


Delta IV M+(5,4)

Space Launch Complex 37B

Cape Canaveral, FL, USA

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