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Comet Holmes
Comet 17P/Holmes is a short-period comet that was discovered in 1892. With an orbit that only (a word which must be read within its celestial context) takes it past the orbit of Mars, it comes through the neighborhood every seven years. It's back, but a couple of days ago it abruptly went from magnitude 17-about the brightness of Pluto, 25,000 ( Read more... )
