Persephone system
The Persephone system was a single star system in the Alpha Quadrant, named after the Greek goddess Persephone. It contained eight planets, of which at least two were inhabitable by humanoids, and the ancient comet C/2260-Quentin.

In 2259, the  visited the Persephone system to study the behavior of C/2260-Quentin, and prevented it from catastrophically colliding with Persephone III. ()

In 2364, the  visited the system to confer with Admiral Mark Jameson on Persephone V to seek his help with a hostage situation. ()

Star systems