Live coverage: Veteran three-man crew docks with space station

The Emirates Mars Mission, the first deep space probe from the Arab world, steered into orbit around the Red Planet on Tuesday to cap a 307 million-mile (494 million-kilometer), 205-day interplanetary voyage from Earth and begin a science mission studying the Martian climate. The critical 27-minute Mars Orbit Insertion maneuver began at 10:30 a.m. EST (1530 GMT).

A troublesome liquid oxygen valve on the Space Launch System’s first flight-rated core stage will keep NASA from performing a second test-firing of the rocket’s four main engines this week.

China led the world with 34 orbital launch attempts in 2019 — including two failures — followed by 22 flights from Russian-operated launch pads and 21 satellite delivery missions originating from U.S. spaceports, all of which were successful.