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WorldScienceFestival on Twitter: "Three fun facts about #Neptune, our solar system's 8th planet, discovered on this day in 1846. #space http://t.co/KE1nIcDPD4" / Twitter
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Facts About Neptune the Planet | undefined | Neptune facts, Planet project, Neptune project
20 Planet Neptune Facts - Discovery, Size, Position & More - Facts.net
Space - Lessons - Blendspace
35 Beautiful Facts about Neptune | FactRetriever.com
15 Interesting Facts About Neptune
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