Tag Archives: astronomy

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Sunspot Group AR 1520 on July 15th, 2012. via infinity-imagined

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(Source: http://math.stackexchange.com/questions/1002/fourier-transform-for-dummies)

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At the local viewing of the transit of Venus, I asked an astronomer named Lisa how people noticed a planet going in front of the Sun in the first place. (Surely they weren’t just staring at the sun all day?) … Continue reading

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If you put your hand up in the night, away from L.A., and look at a dark spot of the sky the size of a dime—with a large enough telescope, you could see 100,000 galaxies there. Stars explode once every … Continue reading

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http://www.bbc.co.uk/emp/9player.swf?revision=10344_10570 Astronomy, cosmology, older & newer scientific theories Lord Kelvin thought the sun was powered by gravity — squeezing itself and generating heat in the process, which was expelled In Darwin’s time the geological evidence made things look older than … Continue reading

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(Source: http://www.allaboutastro.com/NGC2244CFHT.html)

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the sky in microwave spectrum

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