Astronomy Picture of the Day
    

You entered: atomic nuclei
Космические лучи Cosmic Rays
14.08.2006

Have you ever been hit by a beam of high energy particles from above? Surely you have -- it happens all of the time. Showers of high energy particles occur when energetic cosmic rays strike the top of the Earth's atmosphere. Cosmic rays were discovered unexpectedly in 1912.



Космические лучи и пыль от сверхновой Cosmic Rays and Supernova Dust
18.06.1998

Cosmic Rays are celestial high energy particles traveling at nearly the speed of light, which constantly bombard the Earth. Discovered during high altitude balloon flights in 1912 their source has been a long standing mystery.



Выживший: NEAR-Shoemaker на астероиде Эрос Survivor: NEAR Shoemaker On Asteroid Eros
5.03.2001

Not part of a television game series, the NEAR Shoemaker spacecraft survived its unprecedented landing on an on asteroid last month. As suggested in the illustration inset above, the car-sized probe likely rests gently on the tips of its solar panels having touched down under the influence of asteroid Eros' feeble gravity.



ТИГР на воздушном шаре Balloon TIGER
1.02.2002

Where does a two-ton tiger hang out? Well, in this case the Trans-Iron Galactic Element Recorder (TIGER) experiment hangs from a mobile crane on the far left in this panorama photo recorded last December near McMurdo Station, Antarctica.





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