IDOLT – Spaceflight Now

ULA rehearses countdown for first Starliner launch on Atlas 5 rocket

December 6, 2019 Stephen Clark

United Launch Alliance teams ran through an 11-hour countdown Friday at Cape Canaveral to rehearse procedures before the first flight of a modified Atlas 5 rocket with Boeing’s Starliner crew capsule Dec. 20.

Live coverage: Practice countdown completed for Starliner and Atlas 5

December 6, 2019 Spaceflight Now

An 11-hour practice countdown was completed Friday at Cape Canaveral’s launch complex 41 for the planned launch of an Atlas 5 rocket and Boeing’s Starliner capsule later this month. The rocket was loaded with super-cold liquid oxygen and liquid hydrogen in a full dress rehearsal for launch day.

Photos: Starliner makes first appearance on launch pad

December 4, 2019 Stephen Clark

This gallery of photos shows the rollout Tuesday of United Launch Alliance’s Atlas 5 rocket and Boeing’s Starliner crew capsule to pad 41 at Cape Canaveral, plus additional views of the 172-foot-tall launcher standing next to the crew access tower Wednesday as teams prepared for a countdown rehearsal.

Launch of first Starliner orbital test flight slips to Dec. 19

December 3, 2019 Stephen Clark

The first launch of Boeing’s Starliner space capsule aboard a United Launch Alliance Atlas 5 rocket has been delayed to Dec. 19, officials announced Tuesday.

Live coverage: Launch readiness review gives approval for final Atlas 5 flight preps

December 3, 2019 Stephen Clark

United Launch Alliance and Boeing teams worked through the weekend on closeouts of the Starliner crew capsule, inspections and final outfitting of the Atlas 5 rocket. A launch readiness review Tuesday approved the continuation of final preparations for liftoff from Cape Canaveral Friday of the first Starliner spacecraft on an unpiloted test flight to the International Space Station.