Marcus (IMAGE) NASA/Goddard Space Flight Center Caption On March 16, 2018, at 1:20 a.m. EDT (0520 UTC) the MODIS instrument aboard NASA's Aqua satellite provided a visible light image of newly developed Tropical Storm Marcus along Australia's Cobourg Peninsula Coast, Northern Territory. Credit NASA 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.