A tense war of words between Donald Trump and Elon Musk spilled onto social media Thursday, with the billionaire entrepreneur briefly threatening to shut down a critical component of NASA’s space ...

As SpaceX prepares to go public, Mr. Musk has proposed moonshots that differ from the company’s original aim of reaching Mars ...

Elon Musk says he will slay Dragon space station transport after Trump contract threat - Later he seemed to backtrack, tweeting: ‘Ok, we won’t decommission Dragon’ ...