Q:

Did the planet Pluto blow up?

A:

Quick Answer

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 that the solar system has just eight planets instead of the previously taught nine.

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Full Answer

The 2006 change resulted in Pluto being too small to meet the criteria for a planet. Prior to 2006, any large celestial body that orbited the sun was considered a planet. Though Pluto still meets this standard, it also carries small elements called planetesimals during its orbit. The eight remaining planets in the solar system do not.

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Related Questions

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    Does Pluto have seasons?

    A:

    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 faces the sun, the northern hemisphere experiences summer.

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  • Q:

    When did Pluto become a dwarf planet?

    A:

    Pluto became a dwarf planet in 2006. Upon being stripped of its title as a planet, Pluto joined two other celestial bodies, called Eris and Ceres, in the category of dwarf planets. The decision to reclassify the former planet was made by the International Astronomical Union (IAU).

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  • Q:

    What is Pluto Trine Ascendant?

    A:

    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 any point during her life. In astrology Pluto trine ascendant is thought to bear an effect on the individual's personality or life events.

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  • Q:

    Is Pluto still considered a planet in our solar system?

    A:

    In 2006, the International Astronomical Union decided that Pluto was not a planet in the Earth's solar system. Pluto was named a dwarf planet after a discovery of a similar-sized object deeper in the Kuiper belt, which was later named Eris.

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