Astronomers used to consider that Pluto was a planet and have now stated it is just one of many objects in the Kuiper Belt. The Kuiper Belt is made of the leftovers in the creation of the Solar System.
No. It was categorised as a dwarf planet in 2006, but not all astronomers agree with that decision.
No. Most follow the new IAU definition of a planet which excludes Pluto.
because of the Hubble telescope pictures.
The dwarf planet Pluto is believed by astronomers might be the core of a much larger planet
No. It takes over 248 years for Pluto to complete its orbit around the Sun (astronomers have just been observing Pluto for 80 years so far).It takes over 6 (Earth) days and 9 hours for Pluto to revolve around its axis.
Astronomers think Pluto is a dwarf planet. And they're right.
No. It was categorised as a dwarf planet in 2006, but not all astronomers agree with that decision.
No. There are almost no astronomers that think Pluto is a planet. They know it's officially a dwarf planet.
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pluto
Astronomers have decided that Pluto does not meet the definition of a planet.
Astronomers now realize that Pluto does not have nearly enough mass to noticeably affect the orbits of Uranus or Neptune.
Pluto is too cold to be a planet Pluto is made completely out of ice
No. Most follow the new IAU definition of a planet which excludes Pluto.
astronomers have discovered 3, of which Charon is the biggest
According to the International Astronomical Union, Pluto is a dwarf planet.
Cosmologists.