THE PERFECT ALL-IN-ONE EYEPIECE AND FILTER KIT: See more with your telescope! This expertly curated kit features the most popular 1.25" telescope eyepieces and filters, plus a 2x Barlow lens. The ...

Enhance nighttime viewing with red-light flashlights that protect night vision. Improve telescope focus with a Bahtinov mask for sharper images. Capture celestial photos easily using a smartphone ...

Level up your telescope with this 14-piece accessory set from Celestron — currently with a $78 Cyber Monday saving When you purchase through links on our site, we may earn an affiliate commission.

I HAVE found the addition of a double concave lens to my telescope and microscope of so much service that I am anxious to call the attention of your readers to this simple application for increasing ...

A Schmidt-Cassegrain 8-inch telescope. SBO possesses two 8-inch diameter Schmidt-Cassegrain telescopes. One is a Celestron (on long-term loan from John Bally) that was mounted piggyback on the 18-inch ...

The magnification (or power) you will see through a given optical system depends on the telescope and the eyepiece. The simple formula is: Magnification = Focal length of telescope ÷ focal length of ...

While you don’t always need special gadgets to watch celestial events light up the sky, telescopes and binoculars allow you to get a better look at space-related phenomena. The summer is filled with ...