Space.com on MSN

NASA is making a powerful new ion engine to send astronauts to Mars

A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...
Earth.com

NASA tests electromagnetic thruster that may power Mars missions

Earlier this year, rocket scientists at NASA fired up an electromagnetic thruster powered by lithium metal vapor.
The Aviationist

NASA’s X-59 Quiet Supersonic Aircraft Fires Up Engine For The First Time Ahead Of First Flight

X-59’s engine started for testing for the first time. NASA’s Quesst (“Quiet SuperSonic Technology”) mission recently achieved a key milestone as it began testing the engine that will power the X-59, ...
AeroTime

Rolls-Royce, easyJet successfully conduct engine test using 100% hydrogen fuel

Rolls-Royce and easyJet have completed ground testing of a modified Pearl 15 engine running on 100% hydrogen at full takeoff ...