The promising Comet ISON, now less than two months away from a close encounter with the sun, is making a close approach to another member of the solar system today (Oct. 1): the planet Mars. Here's how to see Comet ISON near Mars in a telescope.
The promising Comet ISON, now less than two months away from a close encounter with the sun, is making a close approach to another member of the solar system today (Oct. 1): the planet Mars. Here's how to see Comet ISON near Mars in a telescope.
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