Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

SpaceX has started preparations for the eighth flight test of its mighty Starship rocket, which could take place before the end of this month.

Rosatom scientists have developed a laboratory prototype for a plasma electro-reactive rocket engine based on a magnetic ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey. This latest batch of tests was conducted at the compact fuel element ...

The attraction includes a simulated rocket engine test with visual effects, sound, and interactive exhibits. Visitors can explore launch sites, design and virtually launch rockets, and engage with ...

Stoke Space has mounted its Andromeda2 upper stage rocket engine cluster on a test stand at its Moses Lake, Washington, site ahead of ground testing. The Kent, Washington-based startup is ...

Starship's next flight may be just around the corner. In preparation for its eighth Starship launch, SpaceX is finishing up preflight shakedowns for the megarocket's first stage, or Super Heavy ...

The BE-4 engine is the “most powerful liquefied natural gas fueled rocket engine ever developed,” according to Blue Origin. Watch it gimble at full power in these hotfire test views. Credit: Space.com ...

What Is the CE20 Cryogenic Engine? The CE20 Cryogenic Engine is a powerful liquid-fuel rocket engine designed by the Indian Space Research Organisation (ISRO) to drive the upper stage of the ...

California-based space company Rocket Lab will launch more hypersonic test vehicles for the U.S. Military, as the Department of Defense (DOD) continues to invest in hypersonic technology.