September 21, 2019

Photos: Delta 4 powers from pad with international satellite

March 19, 2017

Launching the Wideband Global SATCOM 9 satellite purchased by allied nations in collaboration with the U.S. military’s worldwide communications network, a United Launch Alliance Delta 4 rocket thundered away from Cape Canaveral at 8:18 p.m. EDT (0018 GMT).

Video: Liftoff of Delta 4 rocket and WGS 9 satellite

March 19, 2017

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 8:18 p.m. EDT Saturday (0018 GMT Sunday) to launch the ninth Wideband Global SATCOM satellite for U.S. military and allied communications.

Photos: Launch pad gantry retracted from Delta 4 rocket

March 18, 2017

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. The 9-million-pound gantry was retracted the length of a football field in preparation for launch of the Air Force’s WGS 9 communications satellite into Earth orbit.

Live coverage: Delta 4 countdown and launch journal

March 17, 2017

The United Launch Alliance Delta 4 rocket has taken off tonight from Cape Canaveral, headed for space to deploy a satellite bought by allied nations to bolster the U.S. military global communications infrastructure.

Timeline: Delta 4/WGS 9 launch events

March 16, 2017

Follow the Delta 4 rocket’s ascent into orbit from Cape Canaveral’s Complex 37 launch pad to deploy the Wideband Global SATCOM 9 communications satellite. Liftoff is scheduled for Friday at 7:44 p.m. EDT (2344 GMT).

Multimedia: WGS 9 readied for launch

March 12, 2017

This collection of photographs and videos shows the Wideband Global SATCOM communications satellite No. 9 being encapsulated in the United Launch Alliance Delta 4 nose cone and hoisted atop the rocket for launch March 17 at 7:44 p.m. EDT (2344 GMT).

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