The nucleus of NGC 4494, with its dust ring, as seen by WFPC2 on Hubble Space Telescope, with filter F702W. From data release U3CM6602R (1999-04-10).
C messier and HST
Data from <a rel="nofollow" class="external free" href="http://hla.stsci.edu/hlaview.html">http://hla.stsci.edu/hlaview.html</a>