SpaceX CEO Elon Musk said on Wednesday that the Raptor engine of its Starship launch vehicle is not perfect and needs a few more changes. What Happened: “Still a few final touches to perfect Raptor,” ...

The Earth is much larger than most people realize. You need to use engines if you want to efficiently navigate large sections of the planet. Everything from cars to planes relies on engines, but they ...

A vacuum Raptor engine was recently test-fired after being "chilled to mimic conditions after a long coast period in space," ...

SpaceX has shared dramatic slow-motion footage showing a Raptor engine powering down at the end of a recent test fire. “Shutdown of a Raptor vacuum engine in slow motion,” SpaceX said in a message ...

The sixth flight of SpaceX’s giant Starship rocket, set for takeoff on Tuesday from South Texas, will test the vehicle’s limits in new ways. Most importantly, SpaceX will attempt to briefly reignite ...