The amount of energy represented by an object is directly related to its mass. The more massive an object is, the more energy it contains. In terms of the objects listed, the Sun represents the largest amount of energy. The Sun is incredibly massive, and as a result, it contains a huge amount of energy. It is this vast supply of energy that makes it possible for life to exist on Earth. Without the Sun's heat and light, our planet would be a cold, dark place where no life could survive.