Looking for a telescope for the moon? We recommend the Celestron StarSense Explorer DX 130AZ as the best for basic astronomy in our best beginner's telescope guide. The next moon phase milestone ...
Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which are each about the size of Earth’s Grand Canyon. By Kenneth Chang ...
L. Lawrence shows readers how to find the answers to these and other astronomy questions with only a personal computer and high school math. Using an easy-to-follow step-by-step approach, Lawrence ...