Stars At Super Bowl 2012 Katy Perry Madonna - Expertphotography News
False-color imagery of the sun, a g-type main-sequence star, the closest to earth. Image courtesy of nasa. What are stars?
Stars are huge celestial bodies made mostly of hydrogen and helium that produce light and heat from the churning nuclear forges inside their cores. Many other stars are visible to the naked eye at night; Their immense distances from earth make them appear as fixed points of light. The most prominent stars have been categorised into.
