The Indian National Space Promotion and Authorisation Centre (IN-SPACe) has selected three startups for support under its Technology Adoption Fund (TAF) scheme, backing projects that span launch ...

NASA’s latest generation of 3D printed rocket engines is not just a materials experiment, it is a direct assault on the cost structure that has defined spaceflight for decades. By combining advanced ...

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 ...

Framegrab from a video of a long-duration hot fire of the Chi engine. Credit: Mega Engine HELSINKI — A new Chinese commercial rocket engine startup has conducted a successful long-duration hot fire ...

Ursa Major Technologies has completed the first hot-fire tests of its Hadley H13 liquid rocket engine, a milestone the company says could support reusable hypersonic test vehicles and smaller launch ...

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 ...