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.

A French military spy satellite lifted off Tuesday atop a Soyuz rocket from French Guiana. Launch of Arianespace’s final mission of 2020 occurred at 11:42 a.m. EST (1642 GMT). Officials called off a launch attempt Monday because of unfavorable high-altitude winds over the spaceport in South America.

Ready to deliver 1.5 million pounds of thrust Thursday morning, an Atlas 5 rocket was rolled from its assembly building to the launch pad today for its national security satellite-deployment flight.