Why Is Pluto No Longer Considered A Planet
Camila Farah
The international astronomical union iau downgraded the status of pluto to that of a dwarf planet because it did not meet the three criteria the iau uses to define a full sized planet.
The international astronomical union iau downgraded the status of pluto to that of a dwarf planet because it did not meet the three criteria the iau uses to define a full sized planet. Pluto is over 5 8 billion km 3 6 billion miles away and it takes pluto 248 years to orbit the sun. Fiercely debated by the members of the union the resolution that was passed officially defined the term planet. The main event of the 2006 general assembly of the iau the proposal that would come to demote pluto was a defining moment for the rest of the solar system as well.
Well how about this for you say you have a brother or sister and he she is. Interestingly earth s moon is larger than pluto and the the us is twice as wide as pluto. Pluto was discovered in 1930 by clyde tombaugh an american astronomer. Pluto however orbits the sun at a 17 degree angle to this plane.
Pluto has five moons. Some astronomers once theorized that pluto used to be one of neptune s moons. Charon hydra kerberos nix and styx. Yall say pluto isnt a planet anymore because he doesnt fit the defenition of what a planet is.
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So they looked and eventually clyde tombaugh discovered pluto. Further pluto has less gravity compared to that of earth. Research has shown that pluto is an extremely icy planet colder even than antarctica. The planets in our solar system all orbit the sun in a relatively flat plane.
Essentially pluto meets all the criteria except one it has not cleared its neighboring region of other objects. But in 2006 it was relegated to the status. Pluto was discovered because neptune s orbit showed an anomaly that indicated that there was something else out there. Why is pluto no longer a planet.
Although small it orbits the sun and has the spherical shape required to be considered a planet. For more than 70 years pluto was one of nine planets recognised in our solar system. As such pluto is no longer considered to be the 9th planet of our solar system. Pluto used to be known as the smallest planet in our solar system and the furthest planet from the sun.
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Essentially pluto meets all the criteria except one it has not cleared its neighboring region of other objects the rich color variations of pluto. Continue reading why is pluto no longer a planet. Pluto s orbit is erratic.
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