Orion–Cygnus Arm

The Orion–Cygnus Arm is the part of the Milky Way Galaxy where Earth currently is, thus making it the place where most adventures of the Ninja Turtles take place.

In the 2012 TV series, the Triceratons track the Kraang finding them in the Orion–Cygnus Arm in the episode Earth's Last Stand.