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And what happens when they die? The size of the clouds they are born from and what kinds of elements … Included in the discussion are the sizes, energetics, … Every star has its … Their immense distances from earth make them appear as fixed points of light. · this article describes the properties and evolution of individual stars. Many other stars are visible to the naked eye at night; · two factors result in so many different types of stars: These star facts explain the science of the night sky. · how are stars named? · stars are giant balls of hot gas – mostly hydrogen, with some helium and small amounts of other elements.