https://www.cnet.com/news/elon-musk-endorses-trumps-space-force-as-obvious-defense-move/

"It's basically defense in space. And then I think also it could be pretty helpful for maybe expanding our civilization," he told Kara Swisher. "I do think it will become obvious over time that a Space Force is a sensible thing to do."

He said it'd be similar to the Air Force in standing as a specialized division alongside the Army, the Navy, the Marine Corps and the Coast Guard, noting that the idea of an air division was criticized before it was separated from the Army in 1947.