First, what is a plasma propulsion? Plasma propulsion is a technology that the propellant is in an ionized, or plasma state. To achieve a plasma state, the gas is ionized by using electrical, nuclear, or any non-combustible energy transfer methods. Most satel...

The full article for this response can be seen here: http://nebula-space.com/propulsion-engineers-go/

I recently read an article by Rob Lenaghan on the lack of propulsion engineers in the space industry. There are exciting areas of development in reusable rockets, plasm...