AIRS Captures Pewa (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption NASA's Aqua satellite captured this infrared image of Tropical Storm Pewa (purple) on Aug. 20 at 01:47 UTC/9:47 p.m. EDT, Aug. 19 as it weakened. Coldest cloud top temperatures and strongest storms appear in purple. Credit Image Credit: NASA/JPL, Ed Olsen Usage Restrictions None Share Print E-Mail 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.