Spektr-RG telescope
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/48213136@N06">DLR German Aerospace Center</a>
CC BY 3.0 de
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/dlr_de/48092070063/in/album-72157709154538987/">Flickr</a><br>Still from <a href="//commons.wikimedia.org/wiki/File:EROSITA_overview_animation.webm" title="File:EROSITA overview animation.webm">File:EROSITA overview animation.webm</a>