Categorized In: Science , SciTech , Astronomy
Source: HowStuffWorks "Why is Pluto no longer considered a planet?" | science.howstuffworks.com
Description: Pluto is relatively round and orbits the Sun, but it does not meet the criteria because its orbit crosses Neptune's orbit.
13 hr 26 min ago
Pluto has been demoted because it does not dominate its neighborhood. Charon, its large "moon," is only about half the size MORE
Pluto was 'demoted' because it did not meet the new definition of a planet that was established in 2006. ChaCha! Ask away!
On August 24, 2006, the International Astronomical Union (IAU), an organization of professional astronomers, passed two MORE?
According to the new definition, a full-fledged planet is an object that orbits the sun and is large enough to have become more?
