SOLAR SYSTEM

Detailed explanation-1: -The Sun is the only star in our solar system. It is the center of our solar system, and its gravity holds the solar system together. Everything in our solar system revolves around it – the planets, asteroids, comets, and tiny bits of space debris.

Detailed explanation-2: -The core of the Sun is considered to extend from the center to about 0.2 to 0.25 of solar radius (140, 000–170, 000 kilometres (87, 000–106, 000 mi)). It is the hottest part of the Sun and of the Solar System.

Detailed explanation-3: -The sun is the center of solar system. All the planets, and asteroids in the asteroid belt orbit around the sun because it is so large and its gravity keeps the planets from floating off in different directions into space.