Web Results

Pluto - Wikipedia

en.wikipedia.org/wiki/Pluto

Once Pluto was found, its faintness and lack of a resolvable disc cast doubt on the idea that it was Lowell's Planet X.

Why Pluto is No Longer a Planet - Universe Today

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

Nov 27, 2009 ... In 2006, the IAU voted to remove Pluto from the list of planets in the Solar ... It's not to say Pluto isn't a planet anymore, it's just due to new ...

What Is Pluto? | NASA

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

Most inner moons in the solar system keep one face pointed toward their central planet; this animation shows that certainly isn't the case with the small moons of ...

www.ask.com/youtube?q=Why Isn't Pluto a Planet Anymore?&v=APPGb-4bp4Q
Jul 13, 2012 ... NASA scientist explains why Pluto got... well... plutoed. Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, ...

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."

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. ... Of course, that doesn't mean that Pluto isn't any less important in our solar system. NASA's ...

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 ...

Why isn't Pluto a planet any more? | Reference.com

www.reference.com/science/isn-t-pluto-planet-cbf5351c9ff89266

As of 2014, Pluto isn't considered a planet because of its size and location in space. In 2003, when an astronomer found an object in space that was beyond ...

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

scienceblogs.com/gregladen/2015/07/13/why-is-pluto-not-a-planet/

Jul 13, 2015 ... The simplest reason that Pluto is not a planet is that planet experts say so, .... Nor would it in being the first discovered, which it also isn't. ..... doesn't recognize the category anymore — even Pluto was belatedly issued one).

Why is Pluto no longer considered a planet? | HowStuffWorks

science.howstuffworks.com/pluto-planet.htm

Aug 24, 2006 ... On Aug. 24, 2006, the International Astronomical Union (IAU), an organization of professional astronomers, passed two resolutions that ...

Answer
Pluto, though originally classified as a planet, was reclassified in 2006 as a "dwarf planet".
More Info

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

www.bbc.com

Jul 13, 2015 ... In 2006, Pluto was demoted from planet status. ... But it will bring into clear focus once more what is, and what isn't, meant by the term "planet".

Why Is Pluto No Longer a Planet? | Wonderopolis

wonderopolis.org

American astronomer Clyde Tombaugh discovered Pluto in 1930. From 1930 until 2006, Pluto sat comfortably beyond Neptune as the ninth planet in our solar  ...

Why Pluto Isn't a Planet Anymore | Fiat Physica Blog

www.fiatphysica.com

May 11, 2015 ... Pluto was discovered in 1930 by 22-year-old Clyde W. Tombaugh, an American astronomer who compared photographic plates of a particular ...