Pluto should be called again a planet, say scientists



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<p class = "canvas-atom-canvas-text Mb (1.0em) Mb (0) – sm Mt (0.8em) – sm" type = "text" content = "Pluto should be called again a planet, the scientists said. "data-reactid =" 22 "> Pluto should be called again a planetThe scientists said.

<p class = "canvas-atom-text-canvas Mb (1.0em) Mb (0) – sm Mt (0.8em) – sm" type = "text" content = "A new study from the University of Central Florida reason Pluto lost its planet status in 2006 was not valid. "data-reactid =" 23 "> A new study from the University of Central Florida explains the reason Pluto lost its planet status in 2006 was not valid.

In 2006, the International Astronomical Union established a definition of the planet that required it to "clear" its orbit, or in other words, the greatest gravitational force in its orbit.

As Pluto's gravity is influenced by neighboring Neptune and shares its orbit with frozen gasses and objects in the Kuiper Belt, it has lost its planet status.

However, a study published last week insists that Pluto should become a planet again.

Philip Metzger, a global scientist at Florida Space Institute, said the classification was not supported in previous research literature.

In his own research, published in the journal Icarus, Dr. Metzger reviewed the information of the past 200 years and found a single publication, from 1802, that used the compensation orbit requirement to classify the planets. He said that it was based on a reasoning that has since been refuted.

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He said that moons such as Saturn's Titan and Jupiter's Europa have been commonly called planets by planetary scientists since the days of Galilee.

"The definition of AIU would say that the fundamental object of planetary science, the planet, is supposed to be defined on the basis of a concept that no one uses in its research," said Dr. Metzger.

"And that would leave out the second most complex and interesting planet in our solar system.

"We now have a list of more than 100 recent examples of planetary scientists using the word planet in a way that violates the definition of IAU, but they do so because it is useful on the planet. functional plan. "

He described the definition of IAU as "neglected".

He added, "They did not say what they meant by cleaning their orbit. If you take this literally, then there are no planets, because no planet cleans its orbit.

Dr. Metzger said Pluto was "more vibrant and alive than Mars," adding, "The only planet that has a more complex geology is the Earth."

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