© Provided by Daily Mail Light wave readings taken at the IRAM 30-meter telescope in Granada, Spain (pictured above) helped scientists detect signatures of molecular oxygen in the Markarian 231 galaxy, the first time the compound has been… For the first time ever, astronomers have identified molecular oxygen in a galaxy outside the Milky Way.
The discovery was made by a team of astronomers at Shanghai Astronomical Observatory, led by Junzhi Wang.
The team identified the presence of molecular oxygen by analyzing light waves that had reached Earth from Markarian 231, a galaxy around 581 million light years away.