What is planets

Planets are those celestial objects which are not producing their own light and heat but receiving them by a star through its revolution.Planets also rotates on their axis.There are two types of planets- 01.Internal 02.External INTERNAL PLANETS Those planets which are closer to earth and made up of solid stuffs. They are-Mercury,Venus,Earth,Mars EXTERNAL PLANETS Which are farther than sun and made up of gases and liquids.Their volume are fewer than INTERNAL PLANETS. There is 8 planets in our Solar System. 01.Mercury 02.Venus 03.Mars 04.Jupiter 05.Saturn 06.Uranus 07.Neptune Pluto was also a planet our Solar system but now it is not eligible as a planet because it does not hold all properties of a planet. This was the first planet discovered by Mathematical Operations majorly.

The large sphere where live is begen and not are they called sphere

A planet is a large object such as Jupiter or Earth that orbits a star. Planets are smaller than stars, and they do not produce light. ... Planets are shaped like a slightly squashed ball (called a spheroid). Objects that orbitplanets are called satellites.