The discovery of the mysterious X-ray dot known as 3DHST-AEGIS-12014, what scientists think it could...
This tiny red dot may have solved the mystery of strange signals in deep space, at the dawn of the Universe
The discovery of the mysterious X-ray dot known as 3DHST-AEGIS-12014, what scientists think it could be and how it relates to black holes.
Author: BBC Sky at Night Magazine
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