Some Trump administration officials, including at the White House, have expressed frustration with Transportation Secretary ...

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 ...

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

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

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

A spat over the future of NASA under the Trump administration went public on Tuesday, with Elon Musk panning Transportation ...

Tech billionaire Elon Musk took a swing at acting NASA Administrator Sean Duffy on Tuesday, calling him “Sean Dummy” and ...

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

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

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

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