aquaplanet

Globe entirely submerged

An aquaplanet is a hypothetical planet covered entirely or almost entirely by water, with no significant landmasses.

The term appears primarily in climate modeling and exoplanet research, where scientists simulate aquaplanets to study atmospheric and oceanic dynamics without the complicating effects of continents: The climate model used an idealized aquaplanet configuration.

exoplanet

atmosphere

Gaseous layer around planets

extrasolar · spectroscopy · biosignatures · habitability · detection · characterization · mass · radius · density

astrobiology

habitability

Suitability for dwelling

chemosynthesis · photosynthesis · biochemistry · biomolecules · carbon-based · organisms · prokaryotes · evolution · panspermia · nutrients

speculative

worldbuilding

Constructing imaginary universes for fiction

modeling · terraforming · interstellar · colonization · hypothetical · futurism · extraterrestrial · scenario

oceanography

pelagic

Of the open sea

  • abyssalExtremely deep, unmeasurable
  • tidalOf sea rhythms
  • wavesTraveling energy disturbances

marine · depth · pressure · salinity · temperature · circulation · upwelling · thermocline · seafloor · hydrology

Opposites
surface composition

aquaplanetterrestrial planet

Solid-surfaced world of rock

rocky planet · Arrakis · Tatooine · gas giant · lava planet

elemental dominance

aquaplanetgas giant

Hydrogen-helium planetary body

air · fire · land

Family

aqua, planet, water, aquatic, aquarium, aquifer, aqueduct, aqueous, aquamarine

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