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02-14-2018, 11:50 PM
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Why is there a hole in the heart of this nebula?
For years, researchers have wondered why there is a hole in the heart of the Rosette Nebula, 5,000 light-years from Earth in the Monoceros (unicorn) constellation of our Milky Way galaxy.
أكثر... ??????? ??????: Why is there a hole in the heart of this nebula? || ??????: ahlam1399 || ??????: اسم منتداك
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العرض الشجري