Hubble Space Telescope image of the debris disk around star HD 139664.
NASA, ESA, and P. Kalas (University of California, Berkeley)
<a rel="nofollow" class="external free" href="http://hubblesite.org/newscenter/archive/releases/2006/05/image/c/">http://hubblesite.org/newscenter/archive/releases/2006/05/image/c/</a>