Liquid-fuelled rocket engine design has largely followed a simple template since the development of the German V-2 rocket in the middle of World War 2. Propellant and oxidizer are mixed in a ...

[Richard] does say making larger rocket engines out of 2 or 3-inch PVC may not make much sense due to the increased chamber pressures. There is a fairly clever reinforcement method for these PVC ...

Among the investors was André-Hubert Roussel, former CEO of ArianeGroup, who oversaw the development of Europe’s only ...

This would be about 20 times more efficient than most chemical rockets. Exhaust velocity would be 66 km/second. The 300 ton design has a thrust of 2.9 Mlb, and a T/W of 40 ... The total jet power ...

In the ’60s, rocket engine design and manufacturing company Rocketdyne had tried to make the J-2T Aerospike, a toroidal ...

The new version of Starship will be tested again in four to six weeks. A third consecutive failure could indicate fundamental ...