SUNSET: 
Choosing Your Astronomy Equipment
Optical Aberrations at the Telescope — And How to Avoid Them
Optical aberrations limit the performance of an eyepiece. Here are seven common problems, with solutions where applicable.
Telescopes: Guides & Recommendations
Common Telescope Magnification Myths
Answers to some of the most common misconceptions about telescope magnification.
Choosing Your Astronomy Equipment
Telescope Eyepiece Guide
A telescope is only as good as its eyepiece — and a good one can make a big difference. Here's a quick look at the different types of eyepieces available.
