Video: Delta 4-Heavy tower rollback

The mission will be a low Earth orbit rendezvous between the Orion spacecraft and one or both of the Human Landing System landers: Blue Origin’s Blue Moon Mark 2 and SpaceX’s Starship.

NASA managers said Friday they hope to know within a month or so whether it might be feasible — or advisable — to put two astronauts on board the first test flight of a huge 322-foot-tall Space Launch System super booster scheduled for its maiden launch late next year.

The splashdown of Orion in the Pacific Ocean concludes the EFT-1 shakedown cruise for NASA’s new space capsule.