CH${}_3$OH and HCN in Interstellar Comet 3I/ATLAS Mapped with the ALMA Atacama Compact Array: Distinct Outgassing Behaviors and a Remarkably High CH${}_3$OH/HCN Production Rate Ratio

Nathan X. Roth, Martin A. Cordiner, Dominique Bockelée-Morvan +15

We report the detection of methanol (CH${}_3$OH) toward interstellar comet 3I/ATLAS using the Atacama Compact Array of the Atacama Large Millimeter/Submillimeter Array (ALMA) on UT 2…