Discover why some stars shine blue, white, orange or red and what those colors tell us about the cosmos.
Why are sunsets red, for that matter? And why is space black? The answer is all about how light interacts with Earth's ...
Professional and amateur astronomers post amazing photos of the sky. A colorful, star-filled Milky Way is often shown rising above a landscape, and photos from the Hubble Space Telescope reveal ...
It seems pretty obvious that you can’t see any stars in the daytime. If you were to say that to me, however, I would gently take you by the hand, lead you outside and—being an unrepentant smart ...
Looking for a sky event this week? Check out our full Sky This Week column. May 30: Fly a cosmic kite Full Moon occurs at 4:45 A.M. EDT on May 31, bringing us May's second Full Moon and the first - ...