abstract | - Arella could refer to:
* ISS Arella, a Galaxy-class starship of the mirror universe
* NXT Arella, an Imperion-class starship of the Warship Voyager universe
* USS Arella (NCC-1062), a Constitution-class starship
* USS Arella (NCC-1062-D), aGalaxy-class starship
* USS Arella (NCC-1062-E), a Nebula-class starship
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