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Posts Tagged "comet ison"

Life, Unbounded

Summer Astrobiology Roundup #2: Possible ‘Comet Of The Century’ Starts Warming Up

Enhanced Hubble Telescope image of ISON from April 2013, showing a dusty tail and some evidence of volatile sublimation around the nucleus (NASA, ESA)

Back in February these pages discussed a newly discovered long-period comet, ISON (otherwise known as C/2012 s1), that is falling sunwards for what is probably its first passage through the inner solar system later this year – on a beautiful near parabolic orbit. At its closest point it will pass a mere 700,000 miles from [...]

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The Countdown

5 Things You Should Know about Comet ISON – The Countdown, Episode 36


If you live in the U.S., chances are good you’ll be munching on turkey tomorrow in celebration of Thanksgiving. But millions of miles above your head, Comet ISON will make its closest pass to the sun. It’s still a big question mark what will happen next: ISON could be torn apart by the sun’s gravity. [...]

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