Astronomers detect ‘galactic space laser’
A powerful radio-wave laser, called a ‘megamaser’, has been observed by the MeerKAT telescope in South Africa. The record-breaking find is the most distant megamaser of its kind ever detected, at about five billion light years from Earth. The light from the megamaser has traveled 58 thousand billion billion (58 followed by 21 zeros) kilometers to Earth.
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