Meteorite explosion over the city of Chelyabinsk, Russia on February 15, 2013. Such a peaceful thing is the starry sky and doing astronomy. Isn’t it? Well, on first sight it probably deserves a sounding yes. There is no relevant statistical evidence that looking at the sky or diving into the depths of knowledge of what fills the cosmos does any harm. Even the crime rate between most rivaling teams of astronomers or astrophysicist is still far below that of unpaid diplomatic parking fines. The sky, the light from stars, planets, sun and moon are all inspiring in thousand and one...
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