But few are fortunate enough to see Kelvin-Helmholtz clouds, which look like a pattern of ocean waves in the sky. Kelvin-Helmholtz ... to appear around sunrise or sunset, which is when lower ...

A 2014 satellite image captured a rare glimpse of a massive, eerily circular ring of clouds that formed slap-bang in the ...

Few things make us stop to appreciate the natural world as much as a beautiful sunset ... clouds, and you get this strong red light coming down to you, sitting on the ground in the dark.” Red ...

Marvel at the cosmic beauty with this wallpaper showcasing a starry night sky over a calm ocean. Feel the tranquility of ...

"When it came to Thursday's sunset we had different levels of cloud in the atmosphere which was illuminated by the setting sun," she said. "The sun was low in the sky, meaning the light had to ...