On October 19, 2014, Comet C/2013 A1 Siding Spring will sweep closer to Mars than our moon is to Earth. Dust shed by the comet could endanger spacecraft orbiting Mars. Read More: Comet Siding Spring barrels toward sun, sprouts multiple jets | Science Wire | EarthSky.
On October 19, 2014, Comet C/2013 A1 Siding Spring will sweep closer to Mars than our moon is to Earth. Dust shed by the comet could endanger spacecraft orbiting Mars.
Read More: Comet Siding Spring barrels toward sun, sprouts multiple jets | Science Wire | EarthSky.
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