Rocket exhaust plume at 30 km (IMAGE) American Institute of Physics Caption Rocket exhaust plume at 30 km as obtained by high-resolution computational fluid dynamics simulations. Temperature varies from 680 K (dark yellow) to 2,400 K (bright yellow). Credit Ioannis Kokkinankis, Dimitris Drikakis, University of Nicosia, Cyprus Usage Restrictions Journalists may use this image only with appropriate credit. License Original 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.