|
Stars are made of hydrogen and gases. The burning of these gases creates
http://www.chacha.com/question/why-do-stars-twinkl...
|
|
Because they're close enough to not be point sources. Stars are so far away that they have no discernable disc, even through a telescope (with a couple of exceptions for truly huge
http://wiki.answers.com/Q/Why_planets_do_not_twink...
|
|
Twinkling is due to atmospheric disturbances that scatter light around. For a star, which appears as a small point of light in the sky, the light gets scattered around over an area
http://wiki.answers.com/Q/Why_do_planet_not_twinkl...
|