Buying a telescope for the first time can be a daunting task, but as long as you learn some basic terminology and familiarize yourself with the night sky, you'll just need some luck for clear skies. | Corbis

How to Choose a Telescope

Ever wonder how to choose a telescope? Mark Thompson shares some basic tips about how to make that all-important investment of choosing a telescope.

January 27, 2011
3:00 AM EST