A powerful cosmic laser was just detected 8 billion light-years away
Astronomers have detected a record-breaking megamaser, a powerful cosmic laser made of microwave radiation, originating from a massive galaxy collision roughly eight billion light-years from Earth.
A powerful radio-wave laser known as a megamaser has been spotted by the MeerKAT telescope in South Africa. This intense beam of light traveled through space for five billion years before reaching our sensors, making it the most distant signal of its kind ever observed.
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