Celestron’s Off-Axis Guider uses an adjustable, multicoated 12.5-millimeter prism that allows you to locate a guide star. It has a fixed-orientation helical focuser and includes all needed ...

The Celestron StarSense Explorer 8-inch Dobsonian telescope ($799.95/£649.99) couldn't come sooner. If you want the most bang for your buck when observing the night sky with a telescope you ...

The Celestron CPC 800 GPS may look daunting to build, however, Celestron has provided in-depth instructions for fuss-free construction, leaving the skywatcher fully guided through the process.