Schedule subject to change without notice. December 7 Launch Vehicle: Atlas 5 (United Launch Alliance)Payloads: STP-6 and several ridesharesLaunch Window: 4:04-6:04 a.m. EST (0904-1104 UTC)Launch Site: Cape Canaveral Space Force Station, Fla.Webcast: www.nasa.gov The U.S. Space Force mission will launch the STPSat-6 satellite and several secondary payloads. STPSat 6 hosts NASA’s Laser Communications Relay Demonstration payload and the Space and Atmospheric Burst Reporting System-3 for the National Nuclear Security Administration. […]

Mission will be a direct injection to Geosynchronous Equatorial Orbit (GEO) and longest mission to date

CAPE CANAVERAL SPACE FORCE STATION, Fla., Dec. 2, 2021 (ULA PR) – A United Launch Alliance (ULA) Atlas V rocket is in final preparations to launch the Space Test Program (STP)-3 mission for the U.S. Space Force’s Space Systems Command. The launch is on track for Dec. 5, 2021 from Space Launch Complex-41 at Cape Canaveral Space Force Station. Launch is planned for 4:04 a.m. EST. The live launch broadcast begins at 3:30 a.m. EST at www.ulalaunch.com.