Neptune

Neptune is the eighth planet from the Sun making it the most distant in the Solar System.
This gas giant planet may have formed much closer to the Sun in early Solar System history,
before migrating to its present position.

neptune

About Neptune

  • Mass: 1.024×10^26 kg (17.15 x Earth)
  • Equatorial Diameter: 49,528 km
  • Equatorial Circumference: 155,600 km
  • Notable Moons: Triton
  • Orbit Distance: 4,498,396,441 km (30.10 AU)
  • Orbit Period: 60,190.03 Earth days (164.79 Earth years)
  • Surface Temperature: -201°C

Top Facts

  1. Neptune has a very active climate
  2. The atmosphere of Neptune is made of hydrogen and helium, with some methane
  3. Neptune has 14 moons
  4. Neptune has a very thin collection of rings

Notable Moons

Moon Mass Diameter Orbit Distance Image
Triton 2.14x10^22 kg 2,706.8 km 354,759 km triton