Russian engineers are betting that a radically different rocket engine can compress the long slog to Mars into something closer to an interplanetary commute. Their new plasma propulsion prototype, ...

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 ...

There has been only one mission of the Artemis program to date, an uncrewed test flight of the Orion spacecraft that was conducted back in 2022. Judging this solely from this perspective, you could be ...

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 ...

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 ...

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 ...

A new version of SLS's solid rocket booster had a bit of a hiccup. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

HELSINKI — Chinese launch startup Landspace carried out a breakthrough static fire test Friday as it builds towards an orbital launch attempt with its Zhuque-3 rocket. The nine engines of the Zhuque-3 ...

A new type of rocket engine, one that could power a plane from Los Angeles to Tokyo in just two hours, has eluded scientists for decades. Houston’s Venus Aerospace says it recently solved the puzzle.

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 ...