Question

planets have no light and heat of their own so,from where do they get heat and light

Answer 1

They get heat and light from Sun

Hope it helps

Answer 2

Answer:

Because planets do not have nuclear fusion, they do not produce their own light. Instead, they shine with light reflected from a star. When we see planets in the night sky, such as Venus, the so-called "Evening Star," we're seeing reflected sunlight.