Astronomers found a cosmic cocktail of alcohol inside a visitor from another star
Researchers detected a surprising mixture of organic chemicals, including ethyl alcohol and antifreeze, trailing behind the interstellar comet 2I/Borisov as it journeyed through our solar system in 2019.
Comet 2I/Borisov made history as the second known interstellar object to pass through our neighborhood, carrying chemical secrets from a distant planetary system. Using the ALMA telescope, astronomers identified high concentrations of carbon monoxide alongside ethyl alcohol and hydrogen cyanide in the comet’s tail.
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