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--- pluto [2020/12/16 15:15]
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+++ pluto [2021/08/10 05:09] (current)
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-{{ :933_big_p_color_2_true_color1_1980.jpg?nolink&300|}}====== Pluto ======
+====== Pluto ======
-After Pluto was discovered in 1930, it was ninth planet of Solar System. It has five moons, Charon, Styx, Nix, Kerberos, and Hydra. Since 2006, it was reclassified as dwarf planet, as other even bigger object are known in Kuiper bel, like dwarf planet Eris.
+==== Discovered in 1930 ====
+After Pluto was discovered in 1930, it was the ninth planet of the solar system. It has five moons: Charon, Styx, Nix, Kerberos, and Hydra. In 2006 it was reclassified as a dwarf planet as other even larger objects are known in the Kuiper Belt, like the dwarf planet Eris. [([[https://www.history.com/this-day-in-history/pluto-discovered|History]])]
 ===== Pluto name =====
-As most planets orbiting Sun, it was named after Roman god of the underworld, Pluto. Name was proposed by 11-year-old girl, Venetia Burney (1918–2009)[(https://en.wikipedia.org/wiki/Pluto#Name)].
+As is the case for most planets orbiting the Sun, Pluto was named after a Roman god — Pluto is the Roman god of the underworld. The name was proposed by an 11-year-old girl, Venetia Burney (1918–2009). [([[https://www.space.com/43-pluto-the-ninth-planet-that-was-a-dwarf.html|Space]])]
 ===== Pluto orbital period =====
-Pluto orbit varies between 30 and 49 Astronomical Units (AU), 4.4–7.4 billion km from the Sun, with period of 247.94 Earth years. This means that between discovery, and downgrade from the planet status, even not one-third of plutonian year passed[(https://www.universetoday.com/14344/how-long-is-a-year-on-pluto/)].
+Pluto's orbit varies between 30 and 49 Astronomical Units (AU), or 4.4–7.4 billion km, from the Sun, with a period of 247.94 Earth years. This means that between its discovery and downgrade from the planet status, even not one-third of a Plutonian year passed. [([[https://www.universetoday.com/14344/how-long-is-a-year-on-pluto/|Universe Today]])]
+{{tag>astronomy space science}}
-~~NOTOC~~

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