No... these aren't storm clouds. They're tiny songbirds known as starlings. Starlings flock together in thousands. Their shifting movements are called "murmurations ...

By collecting samples after climbing a high peak and firing rockets with special traps into the upper atmosphere, scientists ...

It's the only world, besides Earth, that has liquid lakes on its surface. Here, NASA shows a time-lapse of clouds moving across Titan. And beneath those clouds, you can spot its lakes. Video ...