Unusual cloud formations—rippled, twisted, and glowing—are appearing more frequently, sparking curiosity and concern. Experts ...

Asperitas clouds are a distinctive, but relatively rare cloud formation that takes the appearance of rippling waves.

TRI-CITIES, Tenn. (WJHL) — NewsNation affiliate WJHL viewers captured stunning, rare clouds in the Tri-Cities area of ...

At 300 light-years away, the interstellar cloud is the closest of its kind ever found to Earth and the largest apparent single structure in the sky.

The cloud, composed of either water ice or carbon ... These structures, composed of ice and gas, are located in a region where star formation is rare. Despite early detections dating back to ...

A rare cloud formation, that creates an optical illusion tricking viewers into thinking it looks like a UFO, has been seen in Turkey. The wave-like pattern is known as a lenticular cloud.

Named Eos after Greek goddess of dawn, cloud spans 40 times width of full moon with mass 3,400 greater than sun ...

A rare cloud formation resembling waves in the sky has been seen across North Yorkshire. The billowy phenomenon was captured on camera in Cawthorn on Tuesday night by a BBC weather watcher.

These rare upward-shooting discharges occur when ... enhancing the colours to showcase Jupiter’s unique cloud formations and highlighting details of Amalthea agains... NASA’s Parker Solar ...