14 Fun Facts About Dwarf Planets: A 15-Minute Book

By Jeannie Meekins
Published by LearningIsland.com
$0.99 Rating: Not yet rated.
Published: Dec. 02, 2012
Words: 2,558 (approximate)
Language: English
ISBN: 9781301006083


Short description

More space objects have been found beyond Pluto, in a region known as the Kuiper Belt. In 2003, Eris was discovered and found to be larger than Pluto. It was put forward as a tenth planet. This caused much debate among astronomers. Are there more, larger objects in our solar system? How many? Are they all to be considered planets? Find out more about dwarf planets and how they came to be.

Extended description

More space objects have been found beyond Pluto, in a region known as the Kuiper Belt.
In 2003, Eris was discovered. Its existence was confirmed in January 2005. It was found to be larger than Pluto and was put forward as a tenth planet in our solar system.
This caused much debate among astronomers. Are there more, larger objects in our solar system? How many? Are they all to be considered planets? If not, then what does this mean for Pluto?
On August 24, 2006, the International Astronomical Union (IAU) came up with a scientific definition of the word “planet”. Pluto did not fit these new rules. It was downgraded to “dwarf planet”.
The IAU is reluctant to consider any more than eight planets in our solar system. All other planet-like bodies are to be known as “dwarf planets”. (Read more)


Tags

trivia, pluto, solar system, ceres, eris, 14 fun facts, 15 minute book, dwarf planets

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