Cloud cover over the ocean (IMAGE) University of Rhode Island Caption Cloud cover over the ocean by German astronaut Alexander Gerst onboard the International Space Station. Credit Alexander Gerst (https://www.flickr.com/photos/astro_alex/47756492041/) Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.