Ocean World can mean several things: *

Ocean world An ocean world, ocean planet, panthalassic planet, maritime world, water world or aquaplanet, is a type of planet that contains a substantial amount of water in form of oceans, either beneath the surface, as subsurface oceans, or on the surfa ...

, an astronomical body possessing a significant amount of water **

Hycean planet Various unknown astronomical objects have been hypothesized throughout recorded history. For example, in the 5th century BCE, the philosopher Philolaus defined a hypothetical astronomical object which he called the "Central Fire", around which ...

, an astronomical body covered in water with a hydrogen atmosphere *

Oceanworld Manly Manly Sea Life Sanctuary (formerly ''Oceanworld Manly'') was a public aquarium located in Manly, New South Wales, Manly, Sydney, Australia. It featured sharks, giant stingrays, sea turtles, little penguins and other marine life. It also allowed ...

, a theme park *"Ocean World" is an episode of The Blue Planet * Ocean World (water park), a water park in South Korea *Ocean World, an aquarium in

Crescent City, California Crescent City (Tolowa: ''Taa-’at-dvn''; Yurok: ''Kohpey''; Wiyot: ''Daluwagh'') is the only incorporated city in Del Norte County, California; it is also the county seat. Named for the crescent-shaped stretch of sandy beach south of the city, ...

* Ocean Worlds Exploration Program at NASA

See also