Gravitational astronomy proves its maturity
O N AUGUST 14TH, just after 9pm Universal Time, a ripple of gravitational waves reached Earth. Until a few years ago no one would have noticed such an event. But 2015 saw the reopening, after an upgrade, of the Laser Interferometer Gravitational-wave Observat…
Hawaii telescope: Desecrating sacred land or finding new frontiers?
Plans for a powerful new telescope on a sacred site in Hawaii have created rifts among islanders.
Telescope 90mm Aperture 900mm - High Precision Adjustment Vertisteel AZ Mount Base, Magnification 45-450x, Wireless Remote, Phone Adapter - Ideal for Astronomy Enthusiasts and Beginners (Black)
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Gskyer Telescope, 70mm Aperture 400mm AZ Mount Astronomical Refracting Telescope for Kids Beginners - Travel Telescope with Carry Bag, Phone Adapter and Wireless Remote.
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Celestron - PowerSeeker 50AZ Telescope - Manual Alt-Azimuth Telescope for Beginners - Compact and Portable - Bonus Astronomy Software Package - 50mm Aperture
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Telescope for Adults Astronomy Beginners - 70mm Aperture and 400mm Focal Length Astronomical Refractor Telescope Great Astronomy for Christmas with Package, White
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Telescope for Adults & Beginner Astronomers - 80mm Aperture 600mm Fully Multi-Coated High Transmission Coatings with AZ Mount Tripod Phone Adapter, Carrying Bag, Wireless Control.
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Telescope for Kids & Adults - 70mm Aperture 500mm AZ Mount Fully Multi-Coated Optics Astronomical refracting Portable Telescopes, with Tripod Phone Adapter, Carrying Bag, Remote Control White
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Telescope,Telescope for Adults High Powered, 90mm Aperture 900mm Professional Refractor Telescope for Kids & Beginners, Magnification 450X, for Planet Observation with Stainless Tripod & Phone Adapter
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Telescope for Beginners & Kids,70mm Aperture 400mm Refractor Telescope for Astronomy Beginners, Portable Travel Telescope Astronomy Gifts
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