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Q.

Wat r stars

Tags: wat, r stars
Asked by pratik, 13 Nov '07 05:03 pm
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Answers (3)

1.

celestial bodies... like the sun... jus tht thy r far away.. way toooooooooooo far away than sun... peace!!!
Answered by hellz angel, 13 Nov '07 05:03 pm

 
  
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2.

A star is a massive, luminous ball of plasma. Stars group together to form galaxies, and they dominate the visible universe. The nearest star to Earth is the Sun, which is the source of most of the energy on Earth, including daylight. Other stars are visible in the night sky, when they are not outshone by the Sun. A star shines because nuclear fusion in its core releases energy which traverses the star's interior and then radiates into outer space. Almost all elements heavier than hydrogen and helium were created inside the cores of stars.

Astronomers can determine the mass, age, chemical composition and many other properties of a star by observing its spectrum, luminosity and motion through space. The total mass of a star is the principal determinant in its evolution and eventual fate. Other characteristics of a star that are determined by its evolutionary history include the diameter, rotation, movement and temperature. A plot of the temperature of many stars against their lumino ...more
Answered by GOPI KUMAR, 13 Nov '07 05:04 pm

 
  
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3.

CELESTIAL BODIES...........EMIT THEIR OWN LIGHT
Answered by Piyush Mathur, 13 Nov '07 05:09 pm

 
  
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