TOKYO (AP) — The engine for a new flagship small Japanese rocket burst into flames Tuesday ... The test was conducted inside of the restricted area at Japan’s Tanegashima Space Center in ...

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

While classic combustion in rocket engines takes place at constant pressure or even with a slight loss of pressure, the pressure increases significantly during detonation. A rocket engine based on ...

Vortex cooling works by injecting oxygen into the combustion chamber tangentially, just inside the nozzle of ... a torch igniter for a much larger rocket engine. Fuel is injected into the front ...

The 184-foot-tall (56-meter) rocket lifted off from Kourou, French Guiana, at 11:24 am EST (16:24 UTC). Twin solid-fueled boosters and a hydrogen-fueled core stage engine powered the Ariane 6 through ...