Our Night Sky

Seeing and Navigating the Sky (1x2)

Yayınlanma tarihi: Haz 18, 2010

The naked eye is a powerful instrument—if you know how to use it. Learn the best times and conditions for observing, how to identify the positions and magnitudes of stars and planets, how the sky changes over the course of a night, how to use astronomical maps such as a planisphere, and more.