The Greater Game 2nd Edition

It is 2179.

The human race has expanded beyond the solar system, inhabiting planets around a dozen nearby stars. But space travel is slow and restricted, making control of these new worlds difficult from Earth. Out of view of the home planet, almost anything might be going on... Meanwhile, on Mars, a radical new government has its own plans for cutting the umbilical with Earth, and the game it is playing could bring devastation to the Solar System. Unfortunately, few outside the red planet ...