NASA and Pentagon officials moved swiftly this past week to urge competitors to Elon Musk's SpaceX to more quickly develop ...

As President Donald Trump and Elon Musk argued on social media on Thursday, the world's richest man threatened to ...

Following a public dispute between Donald Trump and Elon Musk, NASA and the Pentagon are exploring alternative spaceflight ...

Elon Musk’s threat, which he later retracted, to cut off NASA’s use of SpaceX’s Dragon spacecraft would be a huge blow ...

WP sources said that at least three companies - Rocket Lab, Stoke Space and Jeff Bezos' Blue Origin - have received requests ...

The space agency has published its budget request to Congress which would see funding for science projects cut by nearly a ...

A public clash between Donald Trump and Elon Musk has deepened uncertainty over NASA’s future, as potential cuts and threats ...

The worried reaction within space and national security agencies highlights the risks of government’s exclusive dependence on ...

Musk threatened to decommission the Dragon spacecraft, Nasa’s only active means of astronaut transport. Although he later ...

Elon Musk says that he's cutting off NASA's access to space, in a potentially devastating blow to the United States' space ...

An Elon Musk ally whose nomination to run NASA for Donald Trump was withdrawn the same day Musk left the White House believes ...

Even as Elon Musk's SpaceX launched a radio satellite into orbit on Saturday, the Pentagon and NASA are pushing his ...