Saturn's Hexagon (image) American Geophysical Union Caption This shows Saturn's hexagon in an image taken by the ISS instrument onboard the Cassini spacecraft on Feb. 26, 2013. Credit Planetary Science Group UPV / EHU-Cassini NASA / ESA. Usage Restrictions Supplied credit must be used. 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.