Designed for the defense of Earth. At least 5 Rail Gun turrets orbit Earth providing full defensive coverage.
These turrets were utilized during the war between the United Nations and the Martian Congressional Republic to attack MCRN Stealth nuclear missile Batteries in a first strike.
This strike eliminated the MCRN’s first strike capability except that one missile battery was able to launch a warhead which penetrated the rail gun defenses and hit Earth’s surface.
This article is part of the series Iconic Scenes from Science Fiction