Newest data from HERA improves search for cosmic dawn radiation, tests theories of galaxy formation. An array of 350 radio telescopes in the Karoo desert of South Africa is getting closer to detecting “cosmic dawn” – the era after the Big Bang when stars first ignited and galaxies began to bloom.
In a paper accepted for publication in The Astrophysical Journal, the Hydrogen Epoch of Reionization Array (HERA) team reports that it has doubled the sensitivity of the array, which was already the most sensitive radio telescope in the world dedicated to exploring ...
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