After Four-Month Delay, 25th Delta IV Primed for Thursday Launch of GPS IIF-5 Satellite

A Delta IV Medium+ 4,2 vehicle—with a 13-foot (four-meter) payload fairing and two Graphite Epoxy Motors (GEM)-60s—roars toward orbit with GPS IIF-3 in October 2012. Photo Credit: Mike Killian / Zero-G News

Four months later than planned, United Launch Alliance (ULA) is ready to fly its venerable Delta IV for the 25th time on [...]