Elon Musk has hammered acting NASA chief Sean Duffy repeatedly on social media over the past few days, calling him "Sean ...

Starship was NASA's vehicle of choice to land astronauts on the moon before NASA head Sean Duffy's latest move. Now, Musk is ...

Elon Musk called the transportation secretary ‘Sean Dummy’ on X Tuesday, after Duffy suggested NASA may sideline SpaceX from ...

After NASA's head indicated SpaceX could lose its moon lander contract, Elon Musk went on the attack on X against Sean Duffy.

Musk's company is behind schedule in developing its Starship rocket. NASA's interim leader, meanwhile, wants to put ...

NASA acting administrator Sean Duffy suggested SpaceX may not be taking NASA to the moon. Experts said it’s unlikely another ...

Sean Duffy, the Secretary of Transportation and acting administrator of NASA, appeared on CNBC on Monday to say that SpaceX ...

Acting NASA administrator Sean Duffy said opening up the contract to other companies will help America beat China in the race ...

Elon Musk criticized NASA’s acting chief Sean Duffy after the agency opened its Artemis III moon lander contract to SpaceX ...

Transportation Secretary Sean Duffy said Monday the agency has started the process of reopening solicitations for a contract ...

Elon Musk criticized NASA's leadership, suggesting Sean Duffy lacks the necessary intelligence to lead the agency effectively ...