At a headquarters in Kent, Wash., engineers are assembling giant barrel-shaped sections of a rocket and two very different engines designed to make not just the booster but the upper stage of the ...

Elon Musk, as a businessman, is primarily known for three of his many enterprises. One is X, formerly Twitter, nowadays ...

NASA announced its spacecraft will orbit asteroid 16 Psyche for 26 months, collecting data to uncover its history and other ...

In a surprising twist, Elon Musk shared ambitious plans for rocket advancements with Donald Trump as his granddaughter Kai ...

Within the next decade, the agency believes its commercial partners can develop vehicles to land a lunar rover and habitat on ...

A pair of planetary scientists simulated how our solar system might have evolved if it had a super-Earth orbiting where the ...