Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Eta Carinae is the one of the most luminous star systems in our Galaxy , radiating millions of times more power than our Sun . Eta Carinae is also one of the strangest star systems known, brightening and fading greatly since the early 1800s. Recently, the Chandra Observatory observed Eta Carinae in X-ray light , adding even more unanticipated pieces to this enigmatic puzzle. Speculation continues that Eta Carinae will be seen to undergo a supernova explosion sometime in the next thousand years.
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