[1] the nearest star to earth is the sun These large, swelling stars are known as red giants Many other stars are visible to the naked eye at night
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Their immense distances from earth make them appear as fixed points of light.
Of the tens of billions of trillions of stars in the observable universe, only a very small percentage are visible to the naked eye.
How does a star work How do they form, live, and eventually die Learn more about these distant objects and their major importance in the universe. The meaning of star is a natural luminous body visible in the sky especially at night
How to use star in a sentence. For at least a portion of its life, a star shines due to thermonuclear fusion of hydrogen into helium in its core, releasing energy that traverses the star’s interior and then radiates into outer space. A star is a luminous sphere of plasma held together by gravity It generates energy through nuclear fusion in its core — a process in which lighter atomic nuclei (typically hydrogen) combine to form heavier nuclei (like helium), releasing immense amounts of energy in the process.