NASA's PUNCH mission has captured its first images of the sun's outer atmosphere, marking a key milestone in understanding ...

It seems as if Earth's atmosphere is incredibly thin, wrapped tightly around our planet. In fact, the atmosphere consists of multiple layers, with some scientists of the opinion that the atmosphere ...

A powerful geomagnetic storm aimed at Earth could disrupt technology and bring a stunning celestial show as far south as Kentucky between Tuesday and Wednesday. At such a critical moment in US history ...

A geomagnetic storm unleashed by the sun on Sunday could create colorful auroral displays over parts of the United States ...

The northern lights, also known as the aurora borealis, could be visible across 18 US states on Wednesday night into Thursday ...

Aurora does not have to be directly overhead to be visible: it can be observed from more than 600 miles away if the conditions are right.

The sun rises each day, but the amount of sunlight reaching Earth’s surface is not as constant as we might think. A new study ...