The Queendom of Sol

The Queendom of Sol is a science fiction book series by Wil McCarthy. It includes:

The first two novels of the series was also printed together as The Monarchs of Sol by Science Fiction Book Club (ISBN 0739433881).
 * The Collapsium (2000)—Sturgeon Award finalist as a short story and nominated for 2002 Nebula Award for Best Novel.
 * The Wellstone (2003)
 * Lost in Transmission (2004)
 * To Crush the Moon (2005)—Nominated for 2007 Nebula Award for Best Novel

The Queendom referred to is actually the present-day Kingdom of Tonga. In the Queendom of Sol, humanity has returned to monarchism as a stabilizing force in the face of accelerating technological change.