This would mean reducing the weight of the rocket by 8 tons for the 40 engines in the first and second stage of the Super Heavy Starship. I have estimated the weight savings and other parameters of ...

SpaceX has unveiled the Raptor 3 engine, marking significant advancements in thrust, specific impulse, and mass efficiency compared to previous versions. The Raptor 3 boasts a thrust of 280 tf, a ...

The Raptor 2 had a 230tf thrust, a 347s specific impulse, and a 1630kg engine mass. The new Raptor 3 has a 280tf thrust, a 350s specific impulse, and an engine mass of 1525kg. This shows that ...

SpaceX continues with the Starship pace, with another busy week involving the reveal and first firing of the Raptor 3 engine, a spin prime — and not a static fire — for Ship 30, tons more ...

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 ...