"Should someone whose biggest claim to fame is climbing trees be running America’s space program," the X CEO wrote in a ...

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

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

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

Elon Musk is taking aim at the head of NASA amid news that the U.S. space agency may consider companies other than SpaceX to ...

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

A showdown is brewing for the top job at NASA. The Wall Street Journal on Tuesday reported that Sean Duffy, U.S.

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

Musk’s comments come one day after Duffy said he was in the process of reopening solicitations for a contract that had been ...

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

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

“Sean Dummy is trying to kill NASA!” Musk wrote on X, which he also owns, using an insulting nickname to refer to the acting ...