Use this tool to locate a planet that was stolen from you. It requires the planet ID number, which can be found by right-clicking the link to it in planet management and selecting properties.
You can put a fleet on sortie by setting up a siege, blockade, or raid and cancelling it without choosing a planet.

Enter the ID number of the planet to locate:


Enter the ID number of a fleet that is on sortie:

Warning! If the planet is owned by someone on your siege menu the fleet will attack for real!