Comet ISON is visible to the naked eye

As comets approach the sun, they warm up and the head and tail grow bigger and brighter. ISON is now visible, in the constellation Virgo, near the bright star Spica. That’s in the east before dawn. There’s a finder chart at http://www.aerith.net/comet/catalog/2012S1/2012S1.html and more informationa at Phil Plait’s blog. Please excuse the rush. I’m trying to finish a book of children’s stories about La Palma’s amazing night sky. Cuando los…

November 19, 2013
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