There are the puffy cotton ball-like clouds against the blue sky — those iconic cumulus ... They get me out of my head and into a dreamscape, a magical looking landscape that floats above ...

Noctilucent cloud season is upon us. If you’re in the Northern Hemisphere this summer, keep your head to the skies at sunset ...

While astronomy and clouds don’t usually mix, a rare type of atmospheric phenomenon, called noctilucent or night-shining ...

Bright blue-white noctilucent clouds danced over the town of Nykøbing Mors in Denmark just before dawn, just when this spectacular photo was taken. Night sky photographer Ruslan Merzlyakov ...

On Saturday, in Washington, November flung off the gray mask it wore on Friday and once more dazzled the city with the glories of late autumn, with blue ... many clouds shared the sky, they ...

"The clouds were visible in the sky all day, but the colors really exploded just before sunset," said Norway-based photographer Ramune Sapailaite, per spaceweather.com. Observers shared pictures ...