Nectaris

This version of Nectaris is an updated and expanded version of the original game with a new background story, an entirely different graphical style and lots of new content. It includes all maps (the setting of which has been changed from the Earth's moon to Triton) and units from the original game....

In the year 2104, the Solar Union (the government of Earth and the solar system) faces trouble from three former colonies. Under the guise of negotiations, the colonies' forces attack and capture three mining worlds: Neptune's moon Triton, the Earth-like planet Romulous and the water world Pacifica....