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."

NASA's acting administrator, Sean Duffy, plans to accelerate the construction of a nuclear reactor that could be used on the moon and alter the way NASA will partner with industry to replace the aging International Space Station.

It’s a power move. The Trump administration aims to accelerate the construction of a nuclear reactor on the moon, Transportation Secretary and acting NASA Administrator Sean Duffy wrote in a memo distributed internally on Monday.