A refractor or refracting telescope uses an objective lens to collect ... For example an 8-inch scope is a better bet than a 6-inch scope, if you can afford the inevitable hike in price.

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for February's fantastic planetary parade. Want to focus your stargazing on our cosmic neighbors ...

Astronomy at Alfred University has a long history, dating back to the Civil War when the University purchased its first telescope, a 9-inch refractor made by Henry Fitz ... in the United States. We ...

Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.

The original instrument to occupy the dome was the 10.5-inch Bausch telescope, which was installed in the new observatory building in 1953. The 25-foot diameter dome was necessary to encompass the ...