Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Type II polar stratospheric clouds (PSCs) are known as one of the most beautiful cloud types in Earth's repertoire, appearing above the Arctic and Antarctic as softly glowing whisps with a ...

Beautiful clouds flowed over a mountain like a waterfall in Thailand. Footage shows the whispy formation that appeared to cascade over the body of land, as seen from a tourist camp in Uttaradit ...

NASA’s Curiosity rover captured stunning twilight images of Martian clouds, revealing iridescent red and green tinges. These noctilucent clouds, consisting of water-ice and carbon-dioxide ice ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Large parts of the UK have seen some very rare clouds that looks like a sheet of rainbow across the skies over the last few days. Lots of people thought they were rainbows in the sky or the ...

Bright and dazzling, waves radiating rainbow colors sweep across the northern skies of Sweden, displaying beautiful hues. Known as "nacreous clouds" or "mother-of-pearl clouds," these clouds are a ...