The sun is the largest star in our solar system.However they are many star like it in a wider universe.The Earth is Just the right distance from the sun .The outer planets is not too hot or too cold.The sun takes 8 minutes to reach Earth and give live to planets astronauts will never be able to land on the sun.As reaches 5000 500 degrees celsius 100 time hotter than a human can stand.Sheer Size of the sun meets the gravitational pull forces all the planets solar system to orbit around it born five billion year ago.The sun has be producing heat
And light for a very long time .