Neptune is the most distant of the solar system's eight planets. This means that it is a captured object by Neptune’s gravity. Neptune also has 14 known moons, the largest is called Triton, and it is the seventh largest known moon of any planet, also being the only one in the solar system that orbits in retrograde or in opposition to the planet’s rotation. To learn more about the moons in our solar system, visit the NASA Solar System Exploration moons page.

That means Uranus is Neptune’s only neighboring planet. Neptune is the fourth largest planet in the Solar System. Neptune was discovered by Urbain Le Verrier, John Couch Adams, and Johann Galle on September 23, 1846. Lastly, Neptune has 14 named moons. With these 30 facts about Neptune, let us learn more about it. Since Neptune is the Roman god of the sea, all of the names of Neptune’s moons are for Greek mythology nymphs or lesser sea gods. 1.

Neptune is the planet located farthest from the Sun in our solar system. Uranus has 27 moons that we know of. Neptune has 13 moons (and one more awaiting confirmation of discovery). Neptune is the eighth and most distant planet from the Sun. Neptune's Moons. 1. < Uranus Facts Pluto Facts > Neptune. Quick History. 2. The planet was not known to … 4. Triton is the largest Neptunian moon, comprising more than 99.5% of the mass in orbit around Neptune, and it is the only one massive enough to be spheroidal. It is among the eight planets in the solar system. article last updated December 23, 2019. Triton was discovered by William Lassell just 17 days after the discovery of Neptune itself. Neptune is a dark and a cold planet. Planet Neptune Facts. Triton. Neptune has some features and characteristics that set it apart from the other planets. Neptune was discovered in 1846 by Urbain Le Verrier, John Couch Adams, and Johann Galle. There are 13 known moons and one provisional moon around Neptune. Triton is the largest moon and was discovered in 1846, just 17 days after the discovery of the planet. Neptune was discovered by the French mathematician Urbain Le Verrier and German astronomer Johann Gottfried Galle, and is the only planet to be discovered mathematically first, and not observed in the sky until after. Mean Distance from Neptune: 354,760 km (220,438 miles) Orbital Period around Neptune: 5.87685 Earth days: Mean Diameter: 2700 km (1678 miles) Year Discovered: 1846: Nereid. Neptune was discovered by Jean Joseph Le Verrier. Only Voyager 2 has visited Neptune. Location: Neptune is … Neptune is a gaseous planet, composed of hydrogen, helium, methane, with traces of ammonia and water. ... i.e. As recently as 1989, Voyager 2 confirmed one of the most recently discovered Neptune facts, namely that Neptune, like Uranus and Saturn, has rings. Some people believe that Pluto was once a moon of Neptune.