SpaceX has notched up another milestone in the development of Starship, fixing its Raptor Vacuum engine to the spacecraft and test-firing it for the first time. This marks another important step in ...

The Starship, SpaceX’s under-development rocket, is turning up the power. The test fire marks another step forward in CEO Elon Musk’s overall mission to establish a city of 1 million people on Mars by ...

Obligatory, I'm not a rocket scientist/engineer. Hell, I'm not even a science graduate. My question is how exactly the test, tests, what is supposed to happen in vaccum, when it is done in atmosphere?

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. SpaceX ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...