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Pluto - Wikipedia

en.wikipedia.org/wiki/Pluto

Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of ... Pluto and Charon are sometimes considered a binary system because the barycenter of their orbits do...

What Is Pluto? | NASA

www.nasa.gov/audience/forstudents/k-4/stories/nasa-knows/what-is-pluto-k4.html

Pluto is a dwarf planet in our solar system. ... New Horizons is studying more of the Kuiper Belt now that the spacecraft has finished its mission studying Pluto.

Why Is Pluto No Longer a Planet? | Wonderopolis

wonderopolis.org/wonder/why-is-pluto-no-longer-a-planet

By now you have probably heard that Pluto is no longer a planet. ... There are currently five dwarf planets, but scientists expect more will be discovered over time ...

Why is Pluto no longer a planet? (Everyday Mysteries: Fun Science ...

www.loc.gov/rr/scitech/mysteries/pluto.html

In August 2006 the International Astronomical Union (IAU) downgraded the status of Pluto to that of "dwarf planet." This means that from now on only the rocky ...

Why Is Pluto No Longer A Planet - Planets For Kids

www.planetsforkids.org/why-is-pluto-no-longer-a-planet.html

Pluto used to be known as the smallest planet in our solar system, and the ... Pluto was originally classified as a planet, but is now known as a “dwarf planet”.

Dwarf Planets, Pluto Information, Facts, News, Photos -- National ...

science.nationalgeographic.com/science/space/solar-system/dwarf-planet/

Because it has not cleared the neighborhood around its orbit, Pluto is considered a dwarf planet. It orbits in a disc-like zone beyond the orbit of Neptune called ...

Pluto: Facts & Information About the Dwarf Planet Pluto - Space.com

www.space.com/43-pluto-the-ninth-planet-that-was-a-dwarf.html

Jul 22, 2015 ... Pluto, once considered the ninth and most distant planet from the sun, is now the largest known dwarf planet in the solar system. It is also one of ...

Why Is Pluto No Longer A Planet? We Explain : CULTURE : Tech ...

www.techtimes.com/articles/48007/20150422/this-is-why-is-pluto-no-longer-a-planet.htm

Apr 22, 2015 ... Here's why Pluto is no longer considered a planet. ... So scientists designated that a dwarf planet is an object that meets the first two criteria of ...

Why is Pluto no longer considered a planet?| Explore | physics.org

www.physics.org/article-questions.asp?id=49

Pluto and Charon are thus essentially a double planet. ... Because of this, on September 13th 2006 Pluto was officially downgraded to a 'dwarf planet.'.

Why is Pluto no longer considered a planet? | HowStuffWorks

science.howstuffworks.com/pluto-planet.htm

Aug 24, 2006 ... For this reason, many scientists believe that Pluto originated elsewhere ... Critics have pointed out that using the term "dwarf planet" to describe ...

Answer
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Why Pluto is No Longer a Planet - Universe Today

www.universetoday.com

Nov 27, 2009 ... Any object that doesn't meet this 3rd criteria is considered a dwarf planet. And so, Pluto is a dwarf planet. There are still many objects with ...

BBC Solar System - Pluto is not a planet anymore

www.bbc.co.uk

Pluto was reclassified as a dwarf planet in 2006 and is now thought to be a Kuiper Belt object. Find out more about this mysterious, distant world.

Why is Pluto no longer a planet? - BBC News - BBC.com

www.bbc.com

Jul 13, 2015 ... But in 2006, it was relegated to the status of dwarf planet by the International Astronomical Union (IAU). So why was Pluto demoted?