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 ...

The U.S. Air Force Research Laboratory achieved a significant propulsion milestone when a Draper rocket engine reached supersonic flight conditions during a controlled test. The trial, conducted at ...

A little more than two months ago, a Rocket Lab employee called the Stennis Space Center Fire Department from the nearby E3 test stand. There was a grass fire where Archimedes engines undergo testing.

Humans have achieved groundbreaking feats in space exploration, reaching distant stretches of space with missions like Voyager 1. However, none of this would have been possible without rockets.

Add Yahoo as a preferred source to see more of our stories on Google. While NASA’s Artemis program may ultimately abandon the Space Launch System rocket, for now, Melbourne-based L3Harris is pushing ...

The Earth is much larger than most people realize. You need to use engines if you want to efficiently navigate large sections of the planet. Everything from cars to planes relies on engines, but they ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated system to ...

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, ...