Delta 4

April 3, 2026

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Photos: Additional shots of successful Delta 4 rocket launch

December 8, 2016 Justin Ray

The United Launch Alliance Delta 4 Medium+ (5,4) rocket lifted off Wednesday at 6:53 p.m. EST (2353 GMT) from Cape Canaveral to deploy the latest craft for the U.S. military’s Wideband Global SATCOM communications satellite constellation.

Photos: Delta 4 powers from launch pad on military mission

December 8, 2016 Justin Ray

Launching the Wideband Global SATCOM 8 satellite for the U.S. military, a United Launch Alliance Delta 4 rocket thundered away from Cape Canaveral at 6:53 p.m. EST (2353 GMT).

U.S. launches its highest capacity military communications satellite

December 8, 2016 Justin Ray

An antenna-covered communications spacecraft that will bring more bandwidth and capacity to the U.S. military’s global information grid than any single satellite ever before was successfully launched Wednesday atop a Delta 4 rocket.

Video: Liftoff of Delta 4 rocket and WGS 8 satellite

December 8, 2016 Justin Ray

The United Launch Alliance Delta 4 rocket, standing 217 feet tall and weighing 900,000 pounds, unleashes 1.8 million pounds of thrust from its main engine and four side-mounted boosters at 6:53 p.m. EST (2353 GMT) Wednesday to launch the eighth Wideband Global SATCOM satellite for U.S. military communications.

Photos: Launch pad gantry retracted from Delta 4 rocket

December 7, 2016 Justin Ray

The 330-foot tall mobile service tower is rolled away from the United Launch Alliance Delta 4 rocket at Cape Canaveral’s pad 37B in the hours before the scheduled liftoff on Dec. 7 at 6:53 p.m. EST (2353 GMT).

Live coverage of Delta 4 countdown and launch

December 6, 2016 Justin Ray

The U.S. military’s highest capacity communications satellite ever built was successfully launched into space tonight, departing Cape Canaveral aboard a United Launch Alliance Delta 4 rocket at 6:53 p.m. EST (2353 GMT).

Preview: Upgraded satellite for military communications to launch

December 5, 2016 Justin Ray

The backbone of the U.S. military’s global communications network, relied upon by soldiers, ships, jets, aerial drones and allied nations around the world, will receive a new satellite with unprecedented capacity following its launch Wednesday atop a Delta 4 rocket.

Photos: Additional shots of successful Delta 4 rocket launch

Photos: Delta 4 powers from launch pad on military mission

U.S. launches its highest capacity military communications satellite

Video: Liftoff of Delta 4 rocket and WGS 8 satellite

Photos: Launch pad gantry retracted from Delta 4 rocket

Live coverage of Delta 4 countdown and launch

Preview: Upgraded satellite for military communications to launch

Timeline: Delta 4/WGS 8 launch events

Favorable weather forecast for Wednesday’s Delta 4 launch from Florida

U.S. military communications satellite moved to pad for Dec. 7 launch into space