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Video: Comet Siding Spring’s close encounter with Mars

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October 19, 2014

Comet C/2013 A1 Siding Spring will make a very close flyby of Mars on October 19. Passing at a distance of only 87,000 miles – that’s little more than 1/3 the distance between Earth and our moon – it’ll be a near miss of the Red Planet. Find out how NASA’s Mars orbiters will evade the onslaught of dust particles from the comet.

Want to know more? Everything you need to know, including the latest news, about Comet Siding Spring is here.

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October 19, 2014

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Eleanor Imster

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About the Author:

Eleanor Imster has helped write and edit EarthSky since 1995. She was an integral part of the award-winning EarthSky radio series almost since it began until it ended in 2013. She and her husband live in Tennessee, where they enjoy guitar playing and singing. They have 2 grown sons.