A colossal and unusually symmetric cloud ring was captured by NASA’s Terra satellite hovering alone in the central Pacific ...
A 2014 satellite image captured a rare glimpse of a massive, eerily circular ring of clouds that formed slap-bang in the ...
A striking new image from the James Webb Space Telescope shows a rare object called an Einstein ring. This shows what appears to be a ring-shaped object in the sky, but is actually created by two ...