Video: Falcon 9 test-fired before space station cargo launch (members only)

The debut launch of Rocket Lab’s Electron rocket from a privately-operated base in New Zealand made it to space Thursday, proving the performance of major parts of the booster before faltering short of the velocity it needed to enter orbit, the company said in a statement.

The mission will the fifth flight to space for Peggy Whitson, the American with the most spaceflight experience in history. Liftoff on Wednesday, June 25 is set for 2:31 a.m. EDT (0631 UTC) from Launch Complex 39A.

SpaceX is gearing up for the first commercial launch of its powerful Falcon Heavy rocket as soon as early April with a communications satellite for Arabsat, and the U.S. Air Force hopes the two side boosters from the Arabsat mission can be safely landed and reused for the military’s first Falcon Heavy mission this summer, an exercise officials said will help certify previously-flown hardware for future national security launches.