Over the quarter century I’ve been writing this column, I've been flabbergasted by the advances in telescopes for backyard ...

Put simply, Maksutov-Cassegrain telescopes correct problems you might find in a reflector telescope, such as the 'coma' effect, where images appear blurred. They have sealed optics, so you don't ...

Thankfully, there are lots of entry-level telescopes on the market ... His instrument is a Celestron NexStar, a Schmidt-Cassegrain reflector with a 150-mm aperture, has a motorized altitude ...

This is a 1994 guide to the use of the most popular telescope in the world, the 20-cm (8-in) Schmidt-Cassegrain Telescope. This compact instrument revolutionized amateur astronomy and astrophotography ...

This deal is also available at Best Buy. Save $1,000 at Walmart on this Schmidt-Cassegrain telescope with an equatorial mount and tripod. This beginner-friendly telescope has a maximum ...

Fisher said an added difficulty is that the observatory's 24-inch Cassegrain reflector research telescope is currently being ...

A variant of the reflector telescope, this Schmidt–Cassegrain has a 6-inch aperture, which means it lets a lot of light in. It’s got a focal length of 59”/1500mm, which for any given ...