Can the stars be solid?
In our everyday world we expect the seas to be watery liquid and the air to be made of filmy gases. The dry land is crowded with a multitude of metals and minerals and other solid substances. This is the way things are on our planet. But on a seething star things are very different. It is extra heat that changes solid ice to liquid water and more heat changes the water to steamy gas. If the temperature then starts to drop, the steamy water vapor changes to liquid water. If the water loses still more heat, it freezes to solid ice. Every solid substance melts to its liquid form at its own special temperature. At a certain higher temperature, it boils and changes to a gaseous vapor. Compared to other parts of the universe, the range of everyday temperatures on our planet is not vary great. A scorching summer day may seem like the hottest event in the whole universe, but it is not. The blazing faraway stars are hotter by far than things ever get on our moderately cool planet. Some are hott
