Image of the Bubble Nebula (NGC 7635) taken by Robert J. Vanderbei (<a rel="nofollow" class="external free" href="http://www.princeton.edu/~rvdb/images/NJP/ngc7635.html">http://www.princeton.edu/~rvdb/images/NJP/ngc7635.html</a>).
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ngc7635.jpg" title="File:Ngc7635.jpg">Ngc7635.jpg</a>: Original uploader was <a href="https://en.wikipedia.org/wiki/User:Vanderbei" class="extiw" title="en:User:Vanderbei">Vanderbei</a> at <a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Dereckson" title="User:Dereckson">Dereckson</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Dereckson" title="User talk:Dereckson"><span class="signature-talk">talk</span></a>)</li></ul>
CC BY 3.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ngc7635.jpg" title="File:Ngc7635.jpg">Ngc7635.jpg</a></li></ul>