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

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

A s the Space Coast waits to learn who will lead NASA through President Donald Trump's second term, Elon Musk, the ...

(CNN) - NASA is rethinking its reliance on SpaceX to land astronauts on the moon. Monday, Sean Duffy, the acting ...