October 4, 2022



A sanitizer in the galactic centre region


JUNE 28, 2022

Many of us have probably already – literally – handled the chemical compound iso-propanol: it can used as an antiseptic, a solvent or a cleaning agent. But this substance is not only found on Earth: researchers led by Arnaud Belloche from the Max Planck Institute for Radio Astronomy in Bonn have now detected the molecule in interstellar space for the first time. It was observed in a “delivery room” of stars, the massive star-forming region Sagittarius B2, which is located near the centre of our Milky Way. The molecular cloud is the target of an extensive investigation of its chemical composition with the ALMA telescope in the Chilean Atacama Desert.

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