From Scratchpad

The Imperium of the Terran Throne is a fictional government in a science-fiction universe created by Newmarduk. In this universe, there is a very limited FTL (faster-than-light) drive used on only the largest of spacecraft, and it's maximum speed is about 15 times the speed of light.

See also: Planet Earth in ITT universe Inner Solar System in ITT universe Luna (Earth's moon) in ITT universe Mars in ITT universe Martian-Jovian asteroid belt in ITT universe Outer Solar System in ITT universe Government of Imperium of the Terran Throne History of ITT universe Races in ITT universe Technology in ITT universe ITT universe outside Earth's Solar System