A United Launch Alliance Vulcan rocket launches on USSF-106 mission at 8:56 p.m. Tuesday, Aug. 12, from Cape Canaveral Space Force Station in Florida.

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

United Launch Alliance is launching its Vulcan rocket from Cape Canaveral Space Force Station with a pair of satellites on a mission collectively referred to as United States Space Force (USSF)-106.

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

Scroll down to review live updates from the Tuesday, Aug. 12, liftoff of a United Launch Alliance Vulcan rocket from Cape Canaveral Space Force Station on the USSF-106 mission. Original ...