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See Venus Get Super Bright Before It Exits 2018 Night Sky
September 15, 2018 | ArticleSoon, it will be time to bid a fond adieu to the "evening star," the planet Venus.
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A Skywatcher Shows You Where to Find the North Star (Photo)
September 12, 2018 | ArticleWhile Polaris is far from being the brightest star in the sky, finding it is not as hard as it may seem!
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Hole in Sun's Atmosphere Amps Up Northern Lights
September 11, 2018 | ArticleThe northern lights just got a boost thanks to a big hole in the sun's atmosphere, and there could be something of a repeat showing tonight (Sept. 11).
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How to See the Bright Green Comet 21P in Binoculars on Monday
September 09, 2018 | ArticleWant to see a comet whizzing by Earth? Your best chance to catch one of these celestial visitors is overnight, when Comet 21P/Giacobini-Zinner will be best visible in binoculars or a telescope.
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Spotting the Comets of 2018 and Tracking Their Spectacular Encounters Using Mobile Apps
September 08, 2018 | ArticleThis month, a periodically returning comet designated 21P/Giacobini-Zinner is bright enough to be seen in binoculars and small telescopes. Here's how to track it.
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Two Small Asteroids Are Buzzing Earth This Weekend. See One Live Tonight!
September 08, 2018 | ArticleA near-Earth asteroid will safely fly by Earth on Sunday (Sept. 9), and you can watch its approach in a live webcast tonight (Sept. 8).
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A Bright Green Comet Will Grace September's Skies
September 07, 2018 | ArticleSeptember brings a chance to see a comet. It will be bright enough that you can readily glimpse it using binoculars, though it will be much easier to see using just a small telescope.
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2018 Full Moon Calendar
September 07, 2018 | ReferenceThe full moon happens once a month. Find out when.
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Behold, the Milky Way! Our Galaxy Glitters in This Spectacular Photo
September 07, 2018 | ArticleThe starry arc of the Milky Way galaxy sprawls across the evening sky on a spring night in this photo captured near the village of Campinho in Portugal's Dark Sky Alqueva Reserve.
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See Two Bright-Green Comets in 2018's Night Sky: How, Where and When to Look
September 06, 2018 | ArticleA bright-green comet is making an appearance in the night sky this month. Comet 21P/Giacobini-Zinner is now visible with binoculars and telescopes. Meanwhile, an even brighter comet is heading our way and will become visible to the naked eye in December.
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