As the government shutdown crosses the three-week mark, Democrats are increasingly calling on President Donald Trump to get ...

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

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

SpaceX chief executive Elon Musk is ratcheting up his high-risk critique of NASA interim administrator Sean Duffy, a member ...

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

If ... we do not bring back this [Mars] sample because the mission has been shelved, then we will probably never know what ...

Elon Musk lashed out at Transportation Secretary Sean Duffy on X Tuesday, after Duffy suggested NASA may sideline SpaceX from ...

NASA's acting administrator accused SpaceX on Monday of falling "behind" and said he plans to reopen contracts to get U.S.

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

Interim NASA Administrator Sean Duffy said Monday that NASA was reopening the contract for the Artemis III moon lander after ...

Humanity's drive to explore has taken us across the solar system, with astronaut boots, various landers and rovers' wheels ...

"We study cometary bodies because they act as time capsules, sealing in material from their formation billions of years ago." ...