and the Celestron Advanced VX 9.25 EdgeHD, which is a rare example of a Schmidt-Cassegrain telescope that can be used by astrophotographers. When you're choosing the best telescope for your kids ...

One is a Celestron (on long-term loan from John Bally) that was mounted piggyback on the 18-inch telescope and used for CCD imaging. The second is a Meade that can be either tripod- or pier-mounted.

We've spotted the best Celestron telescope and binoculars deals this holiday season with massive discounts on some of their best products. Explore the best Celestron telescope and binocular deals ...