Has your mom ever told you that it is not polite to stare? Staring at people can be rude. But did you know that staring can also be dangerous? It can be if you are staring at the sun! The sun is a huge ball of burning gas. It is 93 million miles away. The heat from the sun keeps us alive. It warms our planet. Its heat also creates the changes in our weather. The sun's surface is more than 10,000 degrees Fahrenheit. At its core, it is much hotter than that. This massive ball of burning gas is much too strong and bright for our eyes. Our eyes are very delicate. If you were to stare at the sun, you could damage .....