Space has a trash problem, with defunct satellites, rockets, and smaller broken bits orbiting Earth at high speeds. The ...

The South Korean government has officially begun developing a methane-based space launch vehicle engine with 35-ton thrust, capable of reuse. This marks the first time the country has pursued ...

The government has officially begun developing a methane-based space launch vehicle engine capable of producing 35-ton (t) ...

The significance of nuclear powerlies in two aspects—higher specific impulseand higher energy density: Nuclear Thermal ...

This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

North Korea fires solid rocket motor. North Korea said Tuesday it had conducted the final ground test of a solid-fuel rocket ...

HELSINKI — Chinese commercial launch firm Orienspace is aiming for a late 2025 debut of its Gravity-2 rocket following a recent first-stage engine hot fire test. Orienspace announced July 8 that it ...

Just like litter is a big problem on Earth, space junk is cluttering up outer space. To dispose of this junk, a Tohoku ...