Pegasus, a constellation in the Northern Hemisphere. It is clearly visible in the autumn during the early evening. Pegasus lies between the constellations Andromeda and Aquarius. It contains part of the Great Square, a figure composed of four bright stars. The brightest star in the Great Square. Alpheratz, was originally part of Pegasus, but is now included in Andromeda.
The moon is often the largest object in the sky outside of the sun. What is the moon made of, how did it form -- and why do people blame it for their strange behavior?
The changing phases of the moon have given us an enduring curiosity about the dark side of the moon. But is there really a dark side of the moon? What would we see there?