FALLS CHURCH, Va. Two Northrop Grumman Corporation Geosynchronous Space Situational Awareness Program (GSSAP) satellites were launched into orbit on a United Launch Alliance (ULA) Atlas V rocket from Cape Canaveral Space Force Station as part of the U.S. Space Force (USSF)-8 mission.

NASA -- STENNIS SPACE CENTER, Miss. The powerful hydrogen-fueled rocket engine built by Aerojet Rocketdyne, the RS-68A, completed its final hot-fire acceptance test in preparation for its use on the United Launch Alliance (ULA) Delta IV Heavy launch vehicle.

ORLANDO, Fla. According to NASA officials, one of the most powerful rockets in service is scheduled to carry a classified spy satellite for the U.S. Department of Defense (DoD) aloft from Florida before dawn Thursday.