The first observations of Pluto by NASA’s James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...

Cloud formations are a key indicator of atmospheric conditions, and flat clouds with fluffy tops are especially telling.

A team of scientists captured the sharpest-ever view of the sun's outer layer using a telescope in California. NBC News' Gadi ...

Hailstones have been said to bounce up and down through clouds as they grow. A new study found that many stones take much simpler paths.

Some of the ions become trapped in a layer of the atmosphere called the ionosphere, where they collide with gas atoms—primarily oxygen and nitrogen—and "excite" them with extra energy.