Brand New Celestron – Discovery Expedition Travel Telescope 60 Model #22002. For sale is a discovery expedition travel telescope 60 by celestron. BRAND NEW! Everything[…]
Read moreAncient Mesopotamia, the land between the Tigris and Euphrates rivers in modern Iraq, was home to some of the world’s first cities and some of[…]
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Bausch & Lomb Spotting Scope Vintage Bausch & Lomb Discoverer 15-60 power spotting scope with 60mm objective lens. Metal construction, about 18” long with a[…]
Read moreHow can anyone know that a star is 400 light-years away when nobody has ever been there? In the Crash Course Astronomy episode above, Phil[…]
Read moreLong before telescopes, the astronomers of ancient Greece worked out the shape and size of the Earth, estimated the distance to the Moon, catalogued the[…]
Read moreNeutron stars are some of the strangest objects in the universe. They pack more mass than our Sun into a ball roughly the size of[…]
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