Overview of MESSENGER Spacecraft’s Impact Region on Mercury

On April 30th, this region of Mercury’s surface will have a new crater! Traveling at 3.91 kilometers per second (over 8,700 miles per hour), the MESSENGER spacecraft will collide with Mercury’s surface, creating a crater estimated to be 16 meters (52 feet) in diameter. via NASA http://www.nasa.gov/image-feature/overview-of-messenger-spacecrafts-impact-region-on-mercury

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