About the sun The sun is star, it is big and hot, it is 1000f. But you can’t touch the sun, because it can hurt you and it took you 170 years to go to the sun. The sun can fit 1094 earths. The sun is made of gas. We can’t look so long at the sun because you can hurt your eyes. The sun is important because if we don’t have the sun, it will be dark every day. We can use telescope to explore the sun. When the earth spins once, it is one day. When the earth spin around the sun once, it is one year.