If you’re an amateur astronomer of a certain age, you’ll remember where you were in the winter of 1985–86, when Halley’s Comet passed Earth. I was in Halifax, Nova Scotia, which was relatively free of light pollution at that time, so I grabbed my dad’s binoculars and headed to the park across the street from ourContinue reading “Edmond Halley: The man behind the comet”
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