09.04.2014
<p>Artist's concept of comet C/2013 A1 Siding Spring.
</p><p><a rel="nofollow" class="external free" href="http://mars.jpl.nasa.gov/msl/multimedia/images/?ImageID=6554">http://mars.jpl.nasa.gov/msl/multimedia/images/?ImageID=6554</a>
</p>
On Oct. 19, the comet will have a very close pass at Mars, just 82,000 miles (132,000 kilometers) from the planet.
NASA/JPL-Caltech
<a rel="nofollow" class="external free" href="http://mars.jpl.nasa.gov/msl/images/Comet-Siding-Spring-Mars-Artist-Concept-full.jpg">http://mars.jpl.nasa.gov/msl/images/Comet-Siding-Spring-Mars-Artist-Concept-full.jpg</a>