Live coverage: Soyuz rocket lifts off with new Galileo satellites

A European Ariane 5 rocket, burning a cryogenic mixture of liquid hydrogen and liquid oxygen, thundered into the sky over French Guiana at dusk Tuesday with two communications relay satellites to serve the Arab world and India.

China added another spacecraft to its growing constellation of Beidou navigation satellites Tuesday with a successful launch by a Long March 3B rocket.

SpaceX is gearing up for launch of an unpiloted Crew Dragon spacecraft from the Kennedy Space Center for a crucial test of the crew capsule’s launch abort system. A modified Falcon 9 rocket performed a test-firing at launch pad 39A Saturday before carrying the Crew Dragon spacecraft into the upper atmosphere for an in-flight abort test scheduled for Jan. 18.