Elon Musk has expanded his footprint in Texas, moving his companies from California and building offices, warehouses and manufacturing plants across a growing number of Texas counties. Now Mr. Musk is trying to do something that few,

Federal agencies have opened at least three reviews into whether the company and its leader complied with disclosure protocols intended to protect state secrets, people with knowledge of the matter said.

SpaceX CEO Elon Musk's security clearance level precludes him from accessing some of the company's most sensitive national security programs, according to a new report.

Musk's security clearance doesn't grant him complete access to SpaceX's classified work with the US government, per The Wall Street Journal.

SpaceX CEO Elon Musk's lawyers are advising him not to pursue higher security clearances. As the Wall Street Journal reports, that's because the mercurial entrepreneur could risk having to reveal his uent contacts with foreign nationals,

NASA Administrator Bill Nelson says he's optimistic the Trump administration will support the space agency's agenda.

Just down the road, workers mill in and out of the launch pad area where SpaceX founder Elon Musk and his team propel 5,000-ton rockets into space and from where the tycoon hopes to someday send ...

Elon Musk and SpaceX face at least three federal reviews over whether they have complied with federal reporting rules aimed at protecting national security, the New York Times reported on Tuesday.

Not even Elon Musk knows exactly what is on the U.S. spy satellite rockets his company blasts into space. SpaceX executives decided their founder and chief executive shouldn’t apply for the highest-level security clearance after lawyers warned his alleged drug use and regular contact with foreign governments could create problems for the company’s defense contracts,

SpaceX is launching a new mission: making its Starbasesite a new Texas city. Billionaire Elon Musk’s company on Thursday has sent a letter to local officials requesting an election to turn what it calls Starbase into an incorporated city.