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Star (Astronomy)

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Cosmic ‘Winter’ Wonderland

For the shape Star. See Star (Shape). Star (Space) redirects here.For Other sees see the Disambiguation.

A star is a luminous celestial body. Stars are giant balls of burning gazes, that emit light into the space. They can be seen in the sky, at night, because, during the day, they're hidden by the much brighter Sun. Most of the stars are so far away from us that they can be seen only as tiny points; but one them, the Sun is much closer. It lights and warms the Earth.

A group of numerous stars is called a galaxy: all the stars that can be seen with the naked eye in the sky belong to the same galaxy, the closest, our galaxy, the Milky Way, to which the Solar System also belongs.

Myths and beliefs[edit | edit source]

Very soon, the stars, as tiny points seen in the sky, were venerated by humans, who tried to seek for an answer to their presence:

Example stars[edit | edit source]

Blue supergiant stars[edit | edit source]

Yellow hypergiant star[edit | edit source]

Red supergiant stars[edit | edit source]

Red giant stars[edit | edit source]

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