The effects of a map of the sky are not usually instantaneous but they are lasting. Through the use of SPHEREx, NASA has now ...

On a clear, sunny day, the sky above us often glows a brilliant blue, a sight so commonplace that many of us rarely stop to question why. While this natural phenomenon might seem simple to explain, ...

On a clear day, we can look up and see a bright blue sky. A common question is “why is the sky blue?” Well this is fairly simple to answer. Obviously, the sky doesn’t produce light on its own. Instead ...

ST. LOUIS – The sky is always changing colors—from a bright blue on a clear day, to red and orange sunrises or sunsets, or multiple colors of a rainbow—there’s a lot going on that we don’t always ...

(KXMB) – As the seasons change, we expect the temperatures and weather patterns to change too. But did you know the color of the sky will also change? In the spring and summer, you’re more likely ...

One of the pleasures people can get out of stargazing is noticing and enjoying the various colors that stars display in dark skies. These hues offer direct visual evidence of how stellar temperatures ...

THE blue color of the sky on a clear day is familiar to all. And yet how many have considered the source of this delicate mantle of azure which Nature spreads over the dome of the heavens? The ...