Pluto did not blow up. This myth is one of several that have emerged since the International Astronomical Union designated Pluto as a dwarf planet under new labeling guidelines. Schools have adapted by teaching students ... More »

In 2006, the International Astronomical Union changed Pluto's classification from a planet to a dwarf planet because the planet has not cleared its orbit of other objects. When a planet clears its orbit, all other object... More »

Pluto is not considered a planet due to its small size and location in the solar system. Pluto is considered a dwarf planet, according to NASA. More »

www.reference.com Science Astronomy Planets

In 2006, the International Astronomical Union redefined the criteria for what qualifies as a planet, causing Pluto to lose its designation as such. As of 2014, Pluto is considered one of five dwarf planets, with the othe... More »

Pluto experiences four seasons that are determined by the tilt of the planet and its changing distance from the sun due to its eccentric orbit. As Pluto moves towards its furthest point from the sun and its north pole fa... More »

In 2006, the International Astronomical Union changed Pluto's classification from a planet to a dwarf planet because the planet has not cleared its orbit of other objects. When a planet clears its orbit, all other object... More »

As a natal aspect in someone's astrological birth chart, Pluto trine ascendant means at the time of the individual's birth Pluto formed a trine with her ascendant planet. Pluto may also trine an individual's ascendant at... More »