X-ray
Senin, 29 Agustus 2011
NASA | A Flickering X-ray Candle
NASA | A Flickering X-ray Candle
The Crab Nebula, created by a supernova seen nearly a thousand years ago, is one of the sky's most famous "star wrecks." For decades, most
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The Crab Nebula, created by a supernova seen nearly a thousand years ago, is one of the sky's most famous "star wrecks." For decades, most ...
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