Born June 29, 1868, in Chicago, George Ellery Hale revolutionized American astronomy by, among other things, championing the ...

Most skywatching is at night. Joe Guzmán (second from left) brought his astronomy crew to Lovelace Park to look at the sun with Evanston residents on the ...

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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 ...

The Abotec 80090 Telescope makes that dream a reality. With a 90mm aperture and 800mm focal length, this refractor telescope offers a crystal-clear view of the night sky , perfect for both budding ...

The library, which has eight branches in the city, is now offering borrowable refractor telescopes. According to the library, the refractor telescope is “perfect for terrestrial and celestial viewing ...

There's something about a traditional refractor telescope with a big lens up front that catches the imagination, and the Celestron Astromaster 102AZ does not disappoint.

The Stellarvue 180mm f/7 APO triplet refracting telescope represents the finest large refractor available to the discriminating consumer. Skip to content. Introducing the all-new Astronomy.com Forum!

Another option for a telescope with a handy app is the Celestron StarSenese Exoplorer LT 80AZ. This 80mm refractor telescope is perfect for viewing objects within the solar system like the Moon or ...

Dean chats with Dr. Amanda Bauer, Head of Science and Education at the historic Yerkes Observatory in Wisconsin. Listen in to learn about the largest refracting telescope in the world and Dean's ...

Refracting telescopes also suffer from chromatic aberration – where different colours aren’t brought to a common focus – and this is particularly noticeable at high magnification when ...