NASA / STScI / M. Showalter & others
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Pluto’s Moons: Five and Counting
July 11, 2012 | When NASA’s New Horizons spacecraft reaches Pluto in three years, it’ll have one more object to check out: a tiny fifth moon discovered by the Hubble Space Telescope. > read more
Impossibly Aligned Galaxies
July 9, 2012 | Astronomers have found an alignment of galaxies along our line of sight that’s so rare, it ought to be impossible. Is it just luck — or does it tell us something more? > read more
Titan’s Latest Twist: A Hidden Ocean
July 3, 2012 | Saturn’s biggest moon already boasts a dense atmosphere, vast dune fields, and lakes full of hydrocarbons. Now scientists have evidence for a deep ocean beneath its icy crust. > read more
Exoplanet Hunters Dim the Lights
July 12, 2012 | Scientists have devised a new way to dim starlight’s blinding glare, a technique that improves on existing technologies to allow astronomers a clearer view of exoplanets orbiting nearby stars. > read more
NASA / Zoltan Kenwell
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Auroras Likely July 14-15
July 13, 2012 | Strong auroras are likely this weekend at high latitudes and possible at middle latitudes. > read more
Sunspot 1520 Rolls Into View
July 10, 2012 | The Sun’s spottiness continues with a giant magnetic blotch stretched just below its equator. > read more
July 15th’s Occultation of Jupiter
July 13, 2012 | Lucky skywatchers in Europe and northern Asia can watch a waning crescent Moon slide over Jupiter and its Galilean satellites in the hours before and after Sunday morning’s dawn. > read more
Tour July’s Sky by Eye and Ear!
May 30, 2012 | This month, you can see a pair of planets before sunrise and another pair after sunset. In each case, one of them is situated near a bright star. > read more
Lowell Observatory
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Lowell Observatory’s Pro-Am Initiative
July 10, 2012 | If you’re a serious stargazer with good gear, a passion for observing, and some free time, a team of astronomers at Lowell Observatory hope to hear from you. > read more
Sky & Telescope diagram
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This Week’s Sky at a Glance
July 13, 2012 | Mars continues to advance toward Saturn and Spica in the evening sky. And Jupiter and Venus shine higher in the dawn. > read more
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