Example image of eyePlorer eyePlorer map for 'Neptune': Planet Solar System Sun Neptune (mythology) Earth Uranus Astronomical unit Astronomical symbols Trident Empirical Alexis Bouvard Gravitation Perturbation (astronomy) Moons of Neptune Triton (moon) Urbain Le Verrier Voyager 2 Gas giant Jupiter Saturn Ammonia Helium Hydrocarbon Hydrogen Methane Nitrogen Atmosphere of Jupiter Great Dark Spot Space probe Galileo Galilei Planetary ring Conjunction (astronomy and astrology) Fixed stars Night sky Retrograde motion Telescope University of Melbourne Orbit John Couch Adams Astronomer Royal George Biddell Airy James Challis Berlin Observatory Johann Gottfried Galle Refracting telescope Heinrich Louis d'Arrest Olin J. Eggen Royal Observatory, Greenwich Dennis Rawlins Nicholas Kollerstrom
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