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Pluto

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...

Why Pluto is No Longer a Planet - Universe Today

www.universetoday.com/13573/why-pluto-is-no-longer-a-planet/

This article was originally written in 2008, but we created a cool video to go along with it yesterday. Let's find out why Pluto is no longer considered a planet.

What Is Pluto? | NASA

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

Pluto is not very big. It is only half as wide as the United States. Pluto is smaller than Earth's moon. This dwarf planet takes 248 Earth years to go around the sun.

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

www.bbc.com/news/science-environment-33462184

Jul 13, 2015 ... In 2006, Pluto was demoted from planet status. Why was it removed from the planet club?

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. ... up close before, so we're still going to learn a lot about it: things we did not know before.

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

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

When is a planet not a planet? And what is it about Pluto that has got astronomers fighting? Big Bang Blogs examines the sorry fate of the solar system's outcast.

Why isn't Pluto a planet anymore? - UCSB Science Line - University ...

scienceline.ucsb.edu/getkey.php?key=1504

The reason why there was debate over whether Pluto constitutes a planet or not is due to ... Pluto is not considered a planet anymore because The International ...

Pluto Not a Planet, Astronomers Rule - National Geographic News

news.nationalgeographic.com/news/2006/08/060824-pluto-planet.html

Aug 24, 2006 ... Pluto is no longer a planet, according to a new official definition. Instead the icy sphere will be considered one of more than 40 "dwarf planets."

www.ask.com/youtube?q=Why Is Pluto Not Considered a Planet?&v=pTZMgoh663I
Apr 15, 2014 ... People cry about how pluto not being a planet anymore but no one cries ... Actually yes, the moon was once considered a planet along with the ...
www.ask.com/youtube?q=Why Is Pluto Not Considered a Planet?&v=EQ2guucMXgk
Apr 25, 2015 ... Subscribe it is free: http://goo.gl/uBWBQI Like our facebook page : http://goo.gl/ 82ppju Credits: Background Music: When the wind blows by ...
Answer
Pluto does not meet all three criteria that now define a planet. A planet must orbit around the Sun, have sufficient mass to maintain a nearly round shape, and it must have cleared the neighborhood around its orbit.
Pluto has not cleared the neighboorhood around its orbit. It has been reclassified as a "dwarf planet". More >>
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Why Is Pluto No Longer a Planet? | Wonderopolis

wonderopolis.org

Because it does not follow this rule, Pluto is no longer considered a planet. ... Dwarf planets, like Pluto, have not yet cleared the neighborhoods of their orbits ...

Why is Pluto not a planet? – Greg Laden's Blog - ScienceBlogs

scienceblogs.com

Jul 13, 2015 ... The simplest reason that Pluto is not a planet is that planet experts say so, .... there are (were) 35 (known bodies that were considered) planets.

Why is Pluto no longer considered a planet? | HowStuffWorks

science.howstuffworks.com

Aug 24, 2006 ... Pluto, shown as the outermost ring in both illustrations, has the most irregular orbit of all of the objects previously considered planets.