It would be interesting to see if the magsail or electric sail concepts are developed as well. The simplest design appears to be the electric sail, which only n

It would be interesting to see if the magsail or electric sail concepts are developed as well. The simplest design appears to be the electric sail, which only needs radial conductive wires (easy to manufacture and deploy, although it needs to be launched well outside the Earth's magnetosphere). http://en.wikipedia.org/wiki/Magnetic_sail http://en.wikipedia.org/wiki/Magnetic_sail http://en.wikipedia.org/wiki/Electric_sail http://en.wikipedia.org/wiki/Electric_sail