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

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

The tech billionaire has called Duffy ‘dangerously stupid’ and campaigned for SpaceX astronaut Jared Isaacman to replace him ...

Read about the online clash between Elon Musk and acting NASA Administrator Sean Duffy over SpaceX's involvement in the ...

Acting NASA chief Sean Duffy and billionaire Elon Musk on Tuesday traded barbs online over who should lead the space agency, ...

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

Musk responded with personal insults after Sean Duffy announced plans to seek proposals from Blue Origin and Lockheed Martin ...

Not one to sit out a feud, SpaceX CEO Elon Musk didn't take lightly to interim NASA head Sean Duffy saying the firm is behind ...

Elon Musk lashed out at NASA’s acting chief Sean Duffy, accusing him of “trying to kill NASA” amid a growing feud over the ...

SpaceX Chief Executive Elon Musk hurled insults at NASA’s acting administrator a day after complaints SpaceX was behind ...