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23-March-2008, 09:20 PM
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Light Echos from 400 Year Old Supernova Observed for the First Time (Time-lapse Video
Its observations like these that really give us an idea about how big the cosmos actually is. A star in a small galaxy called the Large Magellanic Cloud (LMC), some 160,000 light years from Earth, exploded as a massive supernova 400 years ago (Earth years that is). Combining the observations from an X-ray observatory and [...]
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