Astronomers Discover the Brightest Quasar to Date in the Early Universe
Researchers have discovered the brightest quasar yet known, detected from the period when the universe’s star-making hydrogen gas became ionized, known as “reionization.”
The international research team found the quasar’s exceptional brightness to be caused by gravitational lensing, a phenomenon by which the gravity of objects closer to Earth acts ( Read more... )
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