Science
![An asteroid the size of a small house just flew 26,000 miles above our planet’s surface, which gave NASA a chance to test its planetary defense systems!](http://theshortnews.com/wp-content/uploads/2017/10/DSC_1097-01-296x197.jpeg)
October 13, 2017
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NASA uses planetary defense systems to monitor house-sized asteroid!
An asteroid the size of a small house just flew 26,000 miles above our planet’s surface, which gave NASA a chance to test its planetary defense systems!