The debate goes back at least 15 years, to the early discussions around the design of the heavy lift rocket. The first stage, of course, would be fully reusable. But what about the upper stage of New ...

Liquid hydrogen fuel leaks forced NASA to delay the launch of Artemis II—the same scenario it encountered four years ago ...

Plasma propulsion transforms an inert propellant – often hydrogen – into plasma, a superheated mix of ions and electrons. Magnetic fields then funnel and accelerate the ...

Elon Musk’s reveal of the latest Raptor V3 upgrade did more than tweak a rocket engine spec sheet, it effectively redrew the ...

On Monday, after rolling the SLS rocket to be used for the Artemis II mission to the pad in January, NASA attempted its first ...

The successful SFDR test has major strategic implications. Ramjet-powered air-to-air missiles can strike targets at much longer ranges while retaining high energy during the final moments before ...

SpaceX halted Falcon 9 launches for a week while it investigated that issue, which was traced to a fuel leak in one of the ...

The details: The deal valued SpaceX at about $1 trillion, up from the roughly $800 billion cited in December; xAI was valued ...

Nasa has said it will now target a March launch date for its new Moon rocket after running into exasperating fuel leaks during a make-or-break test a day earlier. The space agency said in a statement ...

SpaceX has acquired xAI in a deal that rolls all of xAI’s equity into SpaceX, making xAI a wholly owned subsidiary under the ...

The possibility of Russell becoming world champion might even help pull off the minor miracle of Mercedes appreciating their ...

Elon Musk’s rocket company SpaceX Corp. today said it has acquired his artificial intelligence startup xAI Corp. ahead of ...