ULA readies Delta 4-Heavy rocket for weekend launch from California – Spaceflight Now

The payload fairing containing the National Reconnaissance Office’s classified spy satellite is lifted atop ULA’s Delta 4-Heavy rocket before the NROL-91 mission. Credit: United Launch Alliance United Launch Alliance’s ground team recently completed a countdown rehearsal dress and installed a classified spy satellite payload on top of a Delta 4-Heavy rocket at Vandenberg Space Force … Read more

ULA launches US Space Force’s last SBIRS missile warning satellite – Spaceflight Now

ULA’s Atlas 5 rocket lifts off from Cape Canaveral Space Force Station Credit: United Launch Alliance The departure at dawn of a United Launch Alliance Atlas 5 rocket from Cape Canaveral Thursday sent aloft the US military’s last Space Based Infrared System missile warning satellite, a $1.2 billion mission billed by the Space Force as … Read more

ULA begins stacking Atlas 5 rocket for Boeing’s Starliner test flight – Spaceflight Now

An Atlas 5 first stage, with its Russian-made RD-180 engine, is prepared for stacking outside ULA’s Vertical Integration Facility on Wednesday morning. Credit: United Launch Alliance Final assembly of a United Launch Alliance Atlas 5 rocket began Wednesday with the hoisting of a first stage booster onto a mobile launch platform at Cape Canaveral, kicking … Read more