Aqua Image of Dujuan (IMAGE) NASA/Goddard Space Flight Center Caption The MODIS instrument aboard Aqua captured a visible image of Tropical Storm Dujuan at 04:40 UTC (12:40 a.m. EDT) on Sept 24. The MODIS image showed Dujuan has the signature comma shape of a tropical cyclone. Credit Credits: NASA Goddard MODIS Rapid Response Team 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.