The technology is named Super Magdrive. Dr. Kim, who created a plasma thruster design for the SpaceX Falcon 9 rocket launched last year, said he hopes the tech can be used for future deep-space ...

Getting that working was very difficult, enough so that [Zach] gave up and switched to a slot thruster design. This was easier to machine, but alas, no easier to make work. The main problem was ...

Fast forward six months, and he’s back with his Mark II thruster. It operates under the same core principles as the earlier build, but swaps out the open-frame design and acrylic construction ...