Martian Dust Devil (IMAGE) Seismological Society of America Caption NASA's Spirit rover took this series of images of a dust devil spinning across Gusev Crater on May 15, 2005. The dust devil is about 34 meters (112 feet) in diameter. Credit NASA/ JPL 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.