NASA’s Curiosity rover has captured breathtaking images of iridescent clouds drifting across the Martian sky, revealing a celestial spectacle unlike anything seen before. These clouds, composed of ...

Planetary scientists have discovered the highest clouds above any planetary surface. They found them above Mars using the SPICAM instrument on board ESA’s Mars Express spacecraft. The results are a ...

While astronomy and clouds don’t usually mix, a rare type of atmospheric phenomenon, called noctilucent or night-shining clouds, offers an exception, as reported by Space.com’s Anthony Wood.

Clouds are important for Earth's energy balance because they interact with radiation in different ways. On one hand, low clouds reflect incoming solar radiation and thus cool Earth through a property ...