The sun gives us light and heat. It also have harmful rays which can cause cancer.
Do you know? Ozone protects us from the harmful sun rays.
What is Star ?
Star have its own light like Sun, Earth is a planet which have no light it borrows light from sun.
If you see at night time you think the moon has its own light but the moon does not have any light it reflects sun light to the earth.
Why we cannot fall from Earth ?
Because the gravity pulls us on Earth.
The planet with the ring is Saturn and it has 52 Moons.
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