Photos: Delta 4-Heavy with Orion on eve of launch

The 330-foot tall mobile service tower has been retracted from the Delta 4-Heavy rocket at Cape Canaveral’s pad 37B for tomorrow morning’s launch that will place the Orion spacecraft on its intended trajectory.

Teams at Stennis Space Center in Mississippi removed the core of NASA’s first Space Launch System heavy-lift rocket from a test stand earlier this week for loading onto a barge to carry it to Kennedy Space Center in Florida, where the rocket stage is due to arrive by the end of the month to start final preparations for a test flight around the Moon.

The Biden administration supports continuing NASA’s Artemis program to return astronauts back to the moon, the White House said last week, without stating whether it will back away from the program’s already-in-doubt schedule for a lunar landing by the end of 2024.