13.28 billion light-years
Earliest evidences of oxygen found in a galaxy 13.28 billion light-years away from Earth
A distant galaxy, located at around 13 billion light-years away from the Earth and gravitationally lensed, allowed the scientists to detect the earliest evidence of oxygen and the formation of stars and galaxies when the universe was still 2 to 3% of its present age. According to the calculations, the earliest stars were formed some […]