Neptune Articles

• Pluto
  Solar System
  Kuiper Belt
  Astronomy
  NASA
  Space Exploration
   
  

  Ceres (dwarf planet)

  Ceres, also designated 1 Ceres or (1) Ceres, is the smallest dwarf planet in the Solar System and the only one located in the main asteroid belt. With a diameter of about 950 km, Ceres is by far the ... > more
• Saturn
  Solar System
  Astronomy
  Space Exploration
  Space Probes
  Moon
   
  

  Saturn

  Saturn is the sixth planet from the Sun. It is a gas giant, the second-largest planet in the solar system after Jupiter. Saturn has a prominent system of rings, consisting of mostly ice particles ... > more
• NASA
  Space Exploration
  Space Missions
  Space Station
  Astronomy
  Space Probes
   
  

  NASA

  The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. NASA's vision is "to ... > more
• Asteroids, Comets and Meteors
  Solar System
  Astronomy
  Pluto
  Kuiper Belt
  Extrasolar Planets
   
  

  Asteroid

  Asteroids, also called minor planets or planetoids, are a class of astronomical object. The term asteroid is generally used to indicate a diverse group of small celestial bodies that drift in the ... > more
• Asteroids, Comets and Meteors
  Jupiter
  Astronomy
  Space Exploration
  Solar System
  NASA
   
  

  Comet Shoemaker-Levy 9

  Comet Shoemaker-Levy 9 (SL9, formally designated D/1993 F2) was a comet which collided with Jupiter in 1994, providing the first direct observation of the collision of two solar system ... > more
• Solar Flare
  Sun
  Northern Lights
  Asteroids, Comets and Meteors
  Black Holes
  Satellites
   
  

  Magnetosphere

  A magnetosphere is the region around an astronomical object in which phenomena are dominated or organized by its magnetic field. Earth is surrounded by a magnetosphere, as are the magnetized planets ... > more
• Extrasolar Planets
  Satellites
  Kuiper Belt
  Pluto
  Asteroids, Comets and Meteors
  Galaxies
   

  Equatorial bulge

  An equatorial bulge is a planetological term which describes a bulge which a planet may have around its equator, distorting it into an oblate spheroid. Because of a planet's equatorial bulge, its ... > more
• Saturn
  Solar System
  Pluto
  Astronomy
  Moon
  Space Exploration
   
  

  Titan (moon)

  Titan, or Saturn VI, is the largest moon of Saturn and the second largest moon in the solar system, after Jupiter's moon Ganymede. It is roughly 50% larger than Earth's moon by diameter, and is ... > more
• Venus
  Solar System
  Sun
  Astronomy
  Solar Flare
  Extrasolar Planets
   
  

  Transit of Venus

  A transit of Venus across the Sun takes place when the planet Venus passes directly between the Sun and Earth, becoming visible against (and hence obscuring a small portion of) the solar disk. During ... > more
• Solar System
  Astronomy
  Pluto
  Sun
  Asteroids, Comets and Meteors
  Solar Flare
   
  

  Solar System

  The Solar System consists of the Sun and the other celestial objects gravitationally bound to it: the eight planets, their 165 known moons, three dwarf planets (Ceres, Pluto, and Eris and their four ... > more

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