The USS Imperius is a Sovereign class based dreadnought. It measures 1599 meters long by 821 meters wide by 440 meters high.

It's armorments are 24 Phaser arrays, 12 Multi-fire phaser strip arrays, and 21 torpedo launchers.  It also has the capability to launch two defiant class escorts to serve in a multi vectored attack.

It's defensive armaments is an absorbing shield array which converts a small percentage of incoming energy damage back into useable energy. That energy is then used to repair the shields.

It is commanded by Vice Admiral Caleb Severide of Sixth Fleet.