Plasma Loops On The Sun (IMAGE) University of Rochester Caption Erupting plasma loops are seen above the surface of the sun. Plasma is the most abundant form of matter in the universe, and Rochester scientists are finding new ways to observe and create plasmas. Credit NASA/SDO photo 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.