Euclid was built mainly to map the large-scale universe. Barely into its survey, it has already chan...
Astronomers have found 31 of the oldest known quasars burning so soon after the Big Bang that current models struggle to explain how their black holes grew massive enough to power them in the time available
Euclid was built mainly to map the large-scale universe. Barely into its survey, it has already changed the census of some of the earliest known quasars.
Author: ScienceBlog.com
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