Hearn Generating Station
The Hearn Generating Station is a former electrical generating station in Toronto, Ontario, last producing power in 1983. It has been used as a filming location, with distinctive tall archways, for episodes of  and .

The location was first used in the Short Trek , as an alien structure through which a diminutive bounty hunter escorts Rainn Wilson's "Harcourt Fenton Mudd," as well as the interior of .

It was used again, in , as portions of the wreckage of the , while other interiors were redresses of the  sets.

In  and , the station was used to represent a surface facility on Essof IV.

The station was used to film a season premier again, for DIS Season 3, where it was used as the 32nd century Mercantile in .

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Filming locations