Tesla is under fresh scrutiny after an investigation found the company and other Elon Musk–led ventures reportedly owe more ...

But the executive’s rocket-and-satellite company remains as dominant as ever, riding high on the strength of technologies that rivals haven’t mastered and deep relationships with U.S. government ...

Elon Musk hit back at President Trump’s claim that he didn’t want to strip the mogul’s companies of his government subisidies ...

The Trump administration reviewed SpaceX's government contracts following a conflict between Trump and Elon Musk. Officials ...

SpaceX is also building hundreds of spy satellites for the Pentagon, Reuters reported in March, work that, if abandoned, could have national security implications and prompt a backlash from the ...

From space travel to military operations to the future of green energy, the U.S. has become reliant on Elon Musk's business empire. But it won't be easy for the government to end its reliance on Musk.