Live coverage: SpaceX launches another batch of Starlink satellites

NASA safety advisors on Thursday lauded hardware milestones on Boeing and SpaceX commercial crew capsules, but said multiple technical issues, including problems with parachutes, must be resolved before the human-rated ships are ready to carry astronauts, adding that both companies continue to pursue schedules that appear to be unachievable.

United Launch Alliance’s first Vulcan Centaur rocket completed a critical test-firing of its Blue Origin-built BE-4 main engines Wednesday night, clearing one of two remaining technical hurdles before the launcher is cleared for its inaugural flight later this year.

Mitsubishi Heavy Industries transferred an H-2A rocket to its launch pad at the Tanegashima Space Center in Japan on Sunday, ready to commence a final countdown before liftoff with the Hope Mars mission for the United Arab Emirates.