Class 6: Geography The Earth in the Solar System 50 Important Facts 1. The Solar System consists of the Sun, eight planets, satellites, asteroids, comets, and meteoroids. 2. The Sun is at the centre of the Solar System. 3. The Sun is a huge ball of hot gases. 4. The Sun provides heat and light to all planets. 5. Without the Sun, life on Earth would not be possible. 6. The planets move around the Sun in fixed paths called orbits. 7. There are eight planets in the Solar System. 8. The planets do not have their own light. 9. They shine by reflecting the light of the Sun. 10. Mercury is the closest planet to the Sun. 11. Venus is the hottest planet. 12. Earth is the third planet from the Sun. 13. Earth is the only known planet with life. 14. Earth has air, water, and suitable temperature for life. 15. Mars is known as the Red Planet. 16. Jupiter is the largest planet in the Solar System. 17. Saturn has beautiful rings around it. 18. Uranus rotates on its side. 19. Neptune is the fart...