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

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

This pressure difference causes the various cycles of air and wind around ... our planet’s cloud cover has changed. Firstly, cloud formations are moving. Not only have the bands of clouds ...

The research is part of the Cosmics Leaving Outdoor Droplets experiment, otherwise known as CLOUD. To study the effects of different compounds on aerosol formation, Kirkby adds trace gases to a ...