Venus spins slowly, yet its upper atmosphere races around the planet at roughly 220 miles per hour, a supercharged jet stream that has puzzled scientists for decades. Now a new line of research argues ...

Scientists predict wave behavior using factors like gravity, atmosphere and liquid composition.

On a calm day, a light breeze might barely ripple the surface of a lake on Earth. But on Saturn's largest moon, Titan, a similar mild wind would kick up 10-foot-tall waves. This otherworldly behavior ...

Exoplanets have a remarkable diversity of planetary types, including a class known as ultrahot Jupiters. The similarity to Jupiter in the Solar System is that they are gas giants. However, they are ...