NASA's Webb Telescope Delivers Extraordinary Look at Titan, Saturn's Largest Moon - CNET

It's greenish-blue hues are reminiscent of Earth, and it's the only other place in our part of the cosmos that we know to have roiling seas and wondrous clouds.

Its clouds and seas, rivers and lakes aren't composed of water.

James Webb's view of Titan reveals clouds in Titan's atmosphere.

Webb's view revealed two clouds in the northern hemisphere, labelled in the image above.

Seeing clouds has long been predicted, thanks to previous observations of Titan6

Follow up analysis with the Keck telescope, a land-based observatory based in Hawaii, helped examine how the clouds might move or change shape.