SpaceX owner said Sean Duffy was ‘trying to kill Nasa’ after acting head said agency would reopen contracts for Artemis mission

Elon Musk criticized acting NASA administrator Sean Duffy after he said that the billionaire's space company is falling behind U.S. plans to return to the moon.

Musk’s comments come one day after Duffy said he was in the process of reopening solicitations for a contract that had been awarded to SpaceX as part of the Artemis III project.