An Observer of the Milky Way (IMAGE) University of Iowa Caption A mini satellite designed and built at the University of Iowa has determined the Milky Way galaxy is surrounded by a heated, clumpy halo of gas that is continually being supplied by birthing or dying stars in our galaxy. Credit Blue Canyon Technologies Usage Restrictions None License Licensed content 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.