Aqua image of Herold (IMAGE) NASA/Goddard Space Flight Center Caption On Mar. 20, 2020, the MODIS instrument that flies aboard NASA's Aqua satellite provided a visible image ex-tropical cyclone Herold in the Southern Indian Ocean. Credit Credit: NASA Worldview 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.