March 19, 2019

Delta 4 rocket launches Air Force’s 10th WGS broadband satellite

March 16, 2019

United Launch Alliance placed a new satellite in orbit with a fiery Friday night blastoff from Cape Canaveral, using a version of the Delta 4 rocket that is nearing retirement to supplement a U.S. military network relaying signals from drones and battlefield commanders.

Delta 4 rocket’s launch timeline with WGS 10

March 15, 2019

A United Launch Alliance Delta 4 rocket will deliver the U.S. Air Force’s tenth Wideband Global SATCOM communications satellite to a supersynchronous transfer orbit around 37 minutes after lifting off from Cape Canaveral.

Live coverage: Delta 4 rocket launches from Cape Canaveral

March 15, 2019

A United Launch Alliance Delta 4 rocket lifted off from Cape Canaveral at 8:26 p.m. EDT Friday (0026 GMT Saturday) with the U.S. Air Force’s tenth Wideband Global SATCOM satellite, extending the reach of the military’s highest-capacity satellite communications network.

Air Force sees upcoming Falcon Heavy launches as key to certifying reused rockets

March 14, 2019

SpaceX is gearing up for the first commercial launch of its powerful Falcon Heavy rocket as soon as early April with a communications satellite for Arabsat, and the U.S. Air Force hopes the two side boosters from the Arabsat mission can be safely landed and reused for the military’s first Falcon Heavy mission this summer, an exercise officials said will help certify previously-flown hardware for future national security launches.

Delta 4-Heavy launch with spy satellite pushed back to January

December 28, 2018

After unusual concentrations of hydrogen around the rocket foiled a launch attempt Dec. 19, United Launch Alliance said Friday that the company’s powerful Delta 4-Heavy launcher and a U.S. government spy satellite will remain grounded in California until at least Jan. 6 as engineers troubleshoot a small fuel leak.

Delta 4-Heavy countdown aborted moments before launch

December 9, 2018

A dramatic automatic abort 7.5 seconds before the planned liftoff of a United Launch Alliance Delta 4-Heavy rocket Saturday night kept the towering launcher on the pad at Vandenberg Air Force Base, California, with a top secret spy payload for the National Reconnaissance Office.

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