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Triton
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Articles about Triton
Neptune
Neptune is the eighth and most distant planet of the solar system and one of the two ice giants, orbiting the Sun every 165 Earth years at about 30 astronomical units. It was the first planet found through mathematical prediction, observed by Johann Galle at t…
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Johann Gottfried Galle
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John Couch Adams
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William Lassell
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Voyager 2
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NeptuneNeptune is the eighth and most distant planet of the solar system and one of the two ice giants, orbiting the Sun every 165 Earth years at about 30 astronomical units. It was the first planet found through mathematical prediction, observed by Johann Galle at t…