Live coverage: Ariane 5 blasts off with two Intelsat satellites

More testing will be done on both the thrusters on the spacecraft’s aft section. The Starliner crew will also repeat some previously conducted test activities, like the ‘safe haven’ protocol.

A SpaceX Dragon supply ship arrived at the International Space Station Saturday carrying a new docking mechanism, a spacesuit for future spacewalks, and a 3D bioprinter to test the feasibility of manufacturing human tissue in microgravity.

A Chinese Long March 3B rocket deployed the Tiantong 1-03 satellite to provide mobile communications services after a successful launch Tuesday, the first of more than 40 Chinese space missions set for liftoff in 2021.