Artist's Impression of NASA's IBEX (IMAGE) NASA/Goddard Space Flight Center Caption An artist's impression of NASA's IBEX spacecraft exploring the edge of our solar system. Credit NASA/GSFC 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.