"Pluto is now excluded from the list of planet in solar system", give reason behind it.
1 Answer
The international convention of astronomers held on 2006 has excluded the Pluto as a planet because according to new definition of planet, every planet must have their own orbit which should not cross the orbit of other planets. This condition was not met by Pluto so, it was exclude from the list of planets of solar system.
Things to remember from The Universe
- The solar system is a group of sun, eight planets, their satellites, comets, asteroids and meteors. The sun is at the center of which moves through the space taking its family members.
- The members of the solar system that revolve around the sun in closed elliptical orbit are called planets.
- The velocity so solar wind is about 500km/s.
- Inner planets: The planets which are found inside the belt of asteroids are called inner planets. They are mercury, Venus, earth and mars.
- Outer planets: The outer planets (sometimes called Jovian planets or gas giants) are huge planets swaddled in gas. They all have rings and all of plenty of moons each.
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