Skywatch: Mauna Kea astronomers detect ancient quasars | Honolulu Star-Advertiser
3 Articles
3 Articles
Skywatch: Mauna Kea astronomers detect ancient quasars | Honolulu Star-Advertiser
Astronomers using the W.M. Keck Observatory on Mauna Kea have confirmed two-thirds (21 of 31) of the most ancient quasars from the European Space Agency’s Euclid mission, including two of the most distant ever observed.
The Euclid Space Telescope has detected 31 quasars among the oldest ever observed, dating back less than 700 million years after the Big Bang, a discovery that sheds light on the origins of supermassive black holes.
The space telescope Euclid discovered 31 quasars dating from the early days of the Universe. Two of them set a new record, because their light was emitted when the cosmos was only 670 million years old, or about 5% of the...
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