<p>Based on mean radius. Some moons
are subpixel in size but appear to
occupy a single pixel. Moons 
considerably smaller than a pixel have
been omitted. Units are in kilometers.
</p><p>Cassini: NASA/JPL-Caltech/SSI/CICLOPS
New Horizons: NASA/SwRI/JHAPL
Juno: NASA/JPL-Caltech/SwRI/MSSS
ISRO Mars Orbiter Mission: ISRO/ISSDC
Voyager, Galileo: NASA/JPL-Caltech
Rosetta: ESA/MPS/OSIRIS Team
MESSENGER: NASA/JHUAPL/Carnegie Institution of Washington
Akatsuki: JAXA/ISAS/DARTS
</p>
Image Processing &amp; Layout: Kevin M. Gill
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/53460575@N03">Kevin Gill</a> from Los Angeles, CA, United States
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/kevinmgill/43564841545/">Moons of the Solar System To Scale</a>