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 ...

DIU launched a 3D-printed, hydrogen-fueled scramjet vehicle aboard Rocket Lab's HASTE to gather real hypersonic flight data.

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.

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 ...

Defense contractor L3Harris Technologies struck a deal to sell a controlling interest in a business that makes engines that power spacecraft. Private equity firm AE Industrial Partners will acquire a ...

The only people who value ease of maintenance at a cheap cost to manufacture, more than NASA, are people cruising Craigslist and eBay for a low-mileage 350 small-block Chevy motor at three in the ...

SINGAPORE—Korean Air’s Aerospace Division (KAL-ASD) and Hyundai Rotem have launched a joint program to develop a 35-ton-class reusable methane rocket engine for future launch vehicles. The effort is ...

There was a time when Russia and the United States were in a highly competitive race to the moon. But the 1960s came and went, with America emerging as the pioneer of space travel. The U.S. is still ...

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 ...

Two years ago, former SpaceX engineers used rocket tech to develop a power plant capable of removing carbon dioxide from the atmosphere, with a small asterisk. To draw down CO 2, it burned plant waste ...

Zhuque-3 looks a lot like SpaceX's workhorse Falcon 9. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on ...

The two announcements highlight RTX’s parallel work on both air-breathing and solid rocket propulsion technologies through its businesses. RTX made two propulsion announcements on Sept. 24, 2025, ...