Astronomers have made a discovery about the interstellar comet 3I/ATLAS, shedding light on its chemical makeup. This revelation provides clues about the comet's origins. The comet is believed to have formed in an extremely cold environment, with temperatures reaching as low as -243 degrees Celsius.

Further information about this finding can be found in La Opinión, which reports that the comet's formation dates back around 12,000 million years.