Live coverage: SpaceX resupply mission arrives at space station

Watch NASA’s Orion inflight abort test post-launch news briefing, held at the Kennedy Space Center two hours after the test.

Northrop Grumman called off the launch of an Antares rocket and a Cygnus space station cargo freighter Thursday night on Virginia’s Eastern Shore, the third aborted countdown in less than 24 hours for three different U.S. rockets.

Chinese scientists and engineers are counting down to launch of a heavy-lift Long March 5 rocket Monday with the Chang’e 5 mission, an ambitious attempt to land on the moon, drill samples from beneath the lunar surface, and return the material to Earth.