A White Hole was the opposite of a Black hole, where instead of sucking stuff in, it throws all kinds of stuff out. The Doctor mentioned them while comparing it to the more mysterious Grey Hole. (DWA: The Grey Hole)
A white hole orbited around the planet Albert, which emmitted a quantum field that became sentient. The various species on the spaceship called the Bonaventure, claimed a stake in the white hole. (EDA: Grimm Reality) Template:Astronomical object stub