Moving Mars by Greg Bear

Some books I love because they have good science. Some books I love because they have a sense of wonder. Some books have deep characterisations. And then there are those elusive few works that have it all. This is one book in which EVERYTHING works, everything clicks together. A sweeping decade-spanning romance. Scientific speculations, both in the field of physics and biology. The wonders of a future earth society, transformed by nanotech and computer technology, on the verge of transcendence. A political story of revolution. The story revolves around Caessia, a young martian girl in the 22nd century, and a future political leader, and Charles, a physicist. Together they will lead two revolution - one on Mars, and the other in the realm of science - that will transform the shape of the solar system forever.

This classic hard sf epic chronicles the coming conflict between Earth and Mars in the 22th century.
This is seen thru the eyes of young woman who rises through political power on Mars and her love affair
with a brilliant scientist. This novel combines hard sf, romance and political intrigue. This novel is
unforgettable in depictions and speculations on nanotech, colonization of other worlds.