OK, so you've put your hands on a decent starter telescope. We're not talking about one of the cheap 50 mm aperture "department store" scopes, but a good quality 4 to 6-inch aperture scope. You've ...

Pick up almost any book that talks about telescopes, eyepieces, and magnification, and the author will probably expound the “60x-per-inch rule” or “2.4x per millimeter.” This means you shouldn’t pump ...

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.

Got an eye on the night sky? This Celestron Travel Scope is perect for beginners and it's $40 for Amazon Prime Day!

We saw some great deals during Prime Day, but just one week later, Amazon has slashed $300 off the Celestron NexStar 8SE.

Michael J. I. Brown receives research funding from the Australian Research Council and Monash University. While the unaided eye or binoculars can reveal much of the night sky, a telescope reveals so ...

FORT DAVIS, TEXAS — A group of amateur astronomers has used the 2.1-meter (82-inch) Otto Struve Telescope at McDonald Observatory to make the first “through-the- Eyepiece” sighting of so-called the ...