Juno JIRAM Io Hot Spots (IMAGE) Southwest Research Institute Caption SwRI is leading a study to understand how Io, the most volcanic body in our solar system, contributes to Jupiter’s plasmasphere. Juno’s JIRAM instrument images Io’s hot spots, data that will be complemented by Hubble and Webb telescope datasets. Credit NASA/JPL-Caltech/SwRI/ASI/INAF/JIRAM Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.