Neptune | Astronomy.com

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Today in the History of Astronomy

June 5, 1819: The birth of John C. Adams

Today in the History of Astronomy

May 1, 1949: The discovery of Nereid

Today in the History of Astronomy

March 11, 1811: The birth of Urbain Le Verrier

Why do giant planet jet streams blow in opposite directions?

Today in the History of Astronomy

Oct. 10, 1846: The discovery of Triton

Today in the History of Astronomy

Sept. 23, 1846: Johann Galle discovers Neptune

Today in the History of Astronomy

Aug. 22, 1989: Voyager 2 reveals Neptune

Illustration of the interior of Uranus

Uranus and Neptune have weird magnetic fields — this might be why

Science, Solar System

Neptune: Size, distance from the Sun, orbit

Ask Astro: Will Pluto and Neptune ever collide?

Planets, Solar System

Why are Uranus and Neptune different colors?

Finding Neptune: How we discovered the eighth planet