Mars Cyclers

A potential 10x cost improvement on the standard Starship, and a path to safer and more comfortable interplanetary travel.

In a recent talk with Warren Redlich, I made mention of Mars Cyclers. A cycler is an orbit that travels between Earth and Mars, and each time it encounters one of these planets uses a gravity assist to realign itself. Cyclers can have periods any whole number of synodic cycles, but the one that has a period of a single synodic cycle was first suggested …