Stars form in regions of space known as stellar nurseries, where high concentrations of gas and dust coalesce to form a baby ...

Researchers at Kyushu University have found that stars in the early universe may have formed from “fluffy” molecular clouds.

Also called molecular clouds, they can be massive, spanning hundreds of light-years and forming thousands of stars.

Tubular cloud waves, often referred to as wave clouds or roll clouds, can appear mystical or even otherworldly as they ...

Snow is made up of trillions of tiny ice crystals to make snowflakes, with not one alike. Here's how they form.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

We typically think of the Oort cloud as scattered ice balls floating far from the sun, yet still tied to it gravitationally.

The Enigma of Clouds in Climate Science Clouds are one of the most intriguing and complex aspects of Earth's atmosphere. They ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).