ALMA detects direct evidence of volcanic activity in Io's atmosphere

One of the celestial bodies that astronomers and researchers are studying intently is Jupiter’s moon Io. New radio images from the Atacama Large Millimeter/submillimeter Array (ALMA) have shown direct evidence of volcanic activity on Io for the first time. The moon has an extremely thin atmosphere, said to be about a billion times thinner than Earth’s atmosphere. Despite its extreme …