Elon Musk’s X, formerly known as Twitter, has experienced a dropoff in U.S. user traffic since November’s presidential ...

SpaceX is positioning itself to win billions in new federal contracts from the Pentagon, the Federal Aviation Administration, ...

The ad hoc addition to the otherwise tightly controlled White House information environment could create blind spots and security exposures while setting potentially dangerous precedent.

Never before has a rocket blasted from Europe reached orbit - but a German start-up is now on a mission to finally change ...

With the drama around the first human spaceflight of the year behind it, SpaceX is back to the business of sending private ...