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Home > How it Works > "Twinkle, twinkle little star"

"Twinkle, twinkle little star"

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test5 | 18:23 Wed 27th Dec 2000 | How it Works
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Why do stars appear to twinkle?
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Avatar Image EllieD
The stars themselves do not twinkle, but our eyes perceive that they do due to fluctuations in the density of the atmosphere.
18:23 Wed 27th Dec 2000
Avatar Image timshadie
Its like when you see a heat shimmer or hays off a hot surface things apear to move the same affect happens through the atmosphere and the light from the star apears to twinkle.
18:49 Sun 19th Sep 2004
Avatar Image slimfandango
Some of the twinkle is due to the way your eyes work.
Check out a paper by Mark Mon-Williams, which explains it all.
18:28 Sat 05th Feb 2005

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