Video: Orion flight preps

Despite appearances and a presidential tweet suggesting otherwise, the United States is “100%” committed to sending astronauts back to the moon in 2024 and establishing a long-term, sustainable presence there as a stepping stone to eventual piloted flights to Mars, Vice President Mike Pence said in an interview with CBS News.

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.

As a United Launch Alliance Delta 4-Heavy rocket prepares to carry NASA’s Orion spaceship on its first orbital flight test, we look back at the seven previous Heavy launches.