Comet Watching
I woke up today to hear about a meteor hitting the earth. Actually somewhere in northern Russia. Why is it that they usually hit Siberia? Good thing, eh. Anyway, I wasted the better part of this morning looking at YouTube clips of the bright streak in the sky and the sonic boom or “blast wave” that rocked nearby towns and blew out windows. I’ve always been interested in nightsky phenomena. Is it good luck or bad luck to see a comet? I guess it depends on the society. Halley’s comet—the most predictable, coming every 75-76 years and the easiest to observe with the naked eye—throughout recorded history was either a sign the world was ending or a time of cyclic uniqueness. In his autobiography, published in 1909, Mark Twain wrote, “I came in with Halley’s comet in 1835. It is coming again next year, and I expect to go out with it. It will be the greatest disappointment of my life if I don't go out with Halley’s comet.” Twain died on 21 April 1910, the day following the comet’s ...