Scientists detected radio signals from a galaxy 9 billion light-years away The radio signal has a specific wavelength called the '21cm line' & was emitted from a star-creating galaxy named ‘SDSSJ0826+5630’, which was around when the universe was just 4.9 billion years old pic.twitter.com/xslCbeGU4L — Science Daily (@ScienceFactsFun) January 22, 2023
Scientists detected radio signals from a galaxy 9 billion light-years away The radio signal has a specific wavelength called the '21cm line' & was emitted from a star-creating galaxy named ‘SDSSJ0826+5630’, which was around when the universe was just 4.9 billion years old pic.twitter.com/xslCbeGU4L