Blue Planet Aquarium is closed on Christmas Day only. Blue Planet Aquarium’s workday hours are 10 a.m. to 5 p.m., and 10 a.m. to 6 p.m. on weekends. Blue Planet Aquarium is open from 10 a.m. to 6 p.m. during most school holiday periods. Note that Blue Planet Aquarium is open from 10 a.m. to 4 p.m. on Christmas Eve and New Year's Eve.