North Korea’s leader, Kim Jong Un, watched a ground test of a solid-fuel missile engine and saw new tanks put through their paces recently, the country’s official news agency reported Sunday. The ...

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 ...

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 ...

The US Air Force is stomping on the accelerator to field advanced hypersonic missiles as the Air Force Research Laboratory (AFRL) and Ursa Major announce the successful completion of a flight test of ...

A 220-ton-class BF (Blue Flame) methane–liquid oxygen rocket engine developed by Landspace fires during a long-duration ground test in 2026. Credit: Landspace HELSINKI — Chinese launch startup ...

A digital twin is a virtual model that replicates a real-world process in a digital environment. Unlike static diagrams, digital twins are data-driven replicas that can be updated with operational ...

Rocket Companies closed out 2025 with fourth-quarter results that exceeded the high end of its guidance range, while reinforcing a broader strategic message: its partner channel, led by Rocket Pro, is ...

The Raptor engine is not just another rocket motor — it’s a complete reinvention of how rockets work. Designed by SpaceX for Starship, it uses an unprecedented full-flow staged combustion cycle and a ...

Being more efficient and more powerful than chemical rockets, plasma engines are seen as the future of human spaceflight. While NASA-backed plasma rocket projects aim for travel times to Mars be just ...

ALAMEDA, Calif.--(BUSINESS WIRE)--Astra today announced it has shipped 110 satellite engine systems since January 1, 2025, surpassing a key operating milestone set when the company went private in ...

Matt Dawson, an engineer at Aerojet Rocketdyne’s facility in Redmond, Wash., processes a set of MR-80 rocket engines for NASA’s Perseverance rover mission in advance of its launch in 2020. (Aerojet ...