Image of Zvezda module (IMAGE) University of Chicago Press Journals Caption Zvezda module (aft end at upper right). The “top area” is blue, the “niche” is orange, and the single crew berth shown in this diagram is yellow. Credit Image 2: Diagram by NASA, used with permission, with colors added by the authors. 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.