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

Defunct satellites, old rocket parts, and thousands of fragments from past missions are rapidly filling Earth's orbit ...

Space startup Phase Four will be rolling out the next generation of its Maxwell radio-frequency plasma propulsion system next year, which the company says offers key performance improvements to allow ...

July 2, 2009 – Ad Astra Rocket Company has successfully demonstrated operation of its VX-200 plasma engine first stage at full power and under superconducting conditions in tests conducted today at ...

We’ve been talking about going to Mars for decades, but we haven’t yet cracked how to get people there and back safely and in a reasonable amount of time. The problem is one of distance and the ...

More spacecraft will be sent to orbit this year than ever before in human history, and the number of satellite launches is only anticipated to increase through the rest of the decade. Under these ...

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