NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

Add Yahoo as a preferred source to see more of our stories on Google. Interestingly, the rocket engine was created entirely by an advanced artificial intelligence system. LEAP 71’s “Noyron,” a ...

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 2024. The achievement reflects a step ...

Flames stream from New Frontier Aerospace’s Mjölnir rocket engine during a hot-fire test. (NFA Photo) Kent, Wash.-based New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine ...

A US-based propulsion company has successfully launched and flown a new rocket powered by a unique rotating detonation engine. Although relatively small by rocket standards, the test could pave the ...

A caravan transports a Blue Origin New Glenn rocket first stage past the Vehicle Assembly Building at Kennedy Space Center in January 2024. (Richard Tribou/Orlando Sentinel/Tribune News Service via ...

We're always told that rocket science is the hardest form of science out there and a raft of explosions on the launch pad in recent months makes me inclined to agree. Now, a Japanese rocket engine ...

When building a model rocket, it can be fun to get into the maths of it all—calculating the expected performance of your build, and then seeing how it measures up in the real world. To aid in that ...

The newly tested engines could power a variety of space projects. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China's state-owned main space ...

HELSINKI — China conducted a rocket stage hot fire test Friday in the latest step in the country’s plans to land astronauts on the moon. A shortened Long March 10 rocket first stage test article fixed ...