-
nouna giant planet with a ring of ice particles; the 8th planet from the sun is the most remote of the gas giants
-
noun(Roman mythology) god of the sea; counterpart of Greek Poseidon
Definition that contains neptune
- planet (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction
- poseidon (Greek mythology) the god of the sea and earthquakes in ancient mythology; brother of Zeus and Hades and Hera; identified with Roman Neptune
- triton the largest moon of Neptune
- kbo any of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system
- outer planet (astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto)
- kuiper belt a disk-shaped region of minor planets outside the orbit of Neptune
- peirce United States mathematician and astronomer remembered for his studies of Uranus and Saturn and Neptune (1809-1880)
- benjamin peirce United States mathematician and astronomer remembered for his studies of Uranus and Saturn and Neptune (1809-1880)
- kuiper belt object any of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system
- edgeworth-kuiper belt a disk-shaped region of minor planets outside the orbit of Neptune