Sean Duffy wants to fast-track putting a 100kw nuclear reactor on the moon, according to a directive he sent out Thursday. It would help win the "space race."

Acting NASA Administrator Sean Duffy has directed the agency to fast-track plans to put a nuclear reactor on the moon.

NASA’s acting administrator Sean Duffy is fast-tracking the agency’s plans to build a nuclear reactor on the lunar surface, a move that highlights the Trump administration’s focus on human spaceflight and establishing a long-term presence on the Moon.