ESA reports tests on DS4G produced an ion exhaust plume that travelled at 210,000 metres per second. >>
If they can get an exhaust plume that travelled at 186,000 miles per second, THEN we'll be getting somewhere!
Unfortunately, that would require an infinite amount of energy. Give me a Heim drive instead!!
From the Science Fiction of my youth.
If they can get an exhaust plume that travelled at 186,000 miles per second, THEN we'll be getting somewhere!
No problem. Where'd I put that flashlight?