Instructional Video2:38
NASA

NASA | Observing Comet Siding Spring at Mars

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Follow Comet Siding Spring at #MarsComet



On October 19, Comet Siding Spring will pass within 88,000 miles of Mars – just one third of the distance from the Earth to the Moon! Traveling at 33 miles per second and weighing...
Instructional Video
NASA

Science at Nasa: Science Casts: Colliding Atmospheres Mars vs Comet Siding Spring

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Comet Siding Spring is about to fly historically close to Mars. The encounter could spark Martian auroras, a meteor shower, and other unpredictable effects. Whatever happens, NASA's fleet of Mars satellites will have a ringside seat....