WGS 10 Delta 4 Launch

A United Launch Alliance Delta 4 rocket will launch the 10th Wideband Global SATCOM spacecraft, formerly known as the Wideband Gapfiller Satellite. Built by Boeing, this geostationary communications spacecraft will serve U.S. military forces. The rocket will fly in the Medium+ (5,4) configuration with four solid rocket boosters.

Launch window: 6:58 p.m. EDT (2258 GMT)

Livestream: https://www.ulalaunch.com/missions/delta-iv-nrol-71