Aqua image of Joaninha (IMAGE) NASA/Goddard Space Flight Center Caption On March 27, 2019, the MODIS instrument aboard NASA's Aqua satellite provided a visible image of Tropical Cyclone Joaninha moving through the central Southern Indian Ocean. Joaninha maintained a 15 nautical-mile wide eye. Credit Credit: NASA Worldview, Earth Observing System Data and Information System (EOSDIS) 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.