During an extremely rare fly-by, comet Siding Spring zoomed by Mars on October 19th in an event that scientists bill as being once-in-a-lifetime. The event could help astronomers better understand what occurred during the earliest days of our solar system. Siding Spring flew as close as 87,000 miles to the Martian surface at 2:27 PM EDT-approximately one third of the distance between Earth and … [Read more...]
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