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Planetary Data

Affiliation: United Federation of Planets[1]
Astrography: Sol VIII; Sol Sector (Sector 001);[2] Alpha Quadrant
Distance from Star: 4,497,000,000km[1]
Orbital Period: 164.8 years[1]
Rotational Period: 0.67 day[1]
Class: J[1]
Cloudtop Temperature: -225°C[1]
Diameter: 49,528km[1]
Gravity: 1.19g[1]
Natural Satellites: 8, including Triton, Nereid[1]

Neptune, a class J gas giant, is the eighth planet in the Sol system.[1]


  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 "Star Trek: Star Charts". Star Trek (Miscellaneous). Book. Simon & Schuster/Pocket Books, October 2002.
  2. "The Best of Both Worlds, Part II". Star Trek: The Next Generation , Episode 175. Television. Paramount Pictures Corporation, 24 September 1990.