Why is Pluto not a planet? Read here
In August 2006, the International Astronomical Union (IAU) declared that Pluto was no longer a planet. But why is Pluto not a planet anymore?
History of Pluto
On 18 February 1930, an astronomer named Clyde Tombaugh discovered Pluto and scientists soon declared it as the 9th planet of our solar…
Ms Kalinga