A follow up to yesterday's Curiosity/Mars blog.
Planetary scientists have been able to monitor the surface of Mars over the years and have found a number of new impacts each year.
![Fresh Cluster of Impact Craters on Mars](http://www.jpl.nasa.gov/images/mro/20130515/pia16928-640.jpg)
Mars Reconnaissance Orbiter has imaged at least 248 new crater impacts which has allowed scientists to estimate that Mars is hit on average 200 times a year with bits of comets and/or asteroids which create a new crater at least 13 feet across.
Read More About It: http://www.jpl.nasa.gov/news/news.php?release=2013-162
Sky Guy in VA
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