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Space propulsion company Pulsar Fusion has achieved “first plasma” in its Sunbird nuclear fusion rocket, designed to propel rockets faster than any object has ever traveled. Reading time 2 minutes ...

Have you ever wondered how rockets work? Rockets may look futuristic, but the basic idea behind them is surprisingly simple. A rocket is a carefully controlled explosion. Fuel and an oxidizer burn ...

Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...

Aurora Avionics has secured a contract to supply critical control systems for a European rocket engine designed to burn part ...

Rotating detonation rocket engines (RDREs) are full of potential. Alone, they could power missiles at greater efficiencies than any other cycle. In combination with an air-breathing combined-cycle ...

UK space propulsion company Pulsar Fusion has conducted the first test of a prototype exhaust system for a nuclear fusion rocket engine that could dramatically cut transit times for missions to Mars ...

Seattle-area startup is getting ready for on-orbit demonstration of its rotating detonation rocket engine technology. Read More ...

Hybrid rockets combine a solid fuel grain with a liquid or gaseous oxidiser, offering a compromise between the simplicity of solid motors and the throttle‐and‐restart capabilities of liquid engines.

Stoke Space announced a $1 billion round of funding to support development of its fully reusable Nova rockets, including the newly revealed Nova Block 2, which will be capable of delivering 15-ton ...