Cloud Composition Clouds are a fascinating part of our sky, made up of countless tiny water droplets or ice crystals. When ...

When we gaze up at the sky, we often expect to see the familiar shades of blue or grey. But sometimes, nature surprises us with ... Read more The post 12 Times the Sky Changed Color in the Most ...

The images, which were captured on Jan. 17 by one of two cameras onboard Curiosity, feature "noctilucent" or twilight clouds — clouds captured wafting so high up in the Mars sky that they are ...

A woman in Calgary, Alberta, Canada, saw a strange, wavy cloud in the sky on Feb. 22, 2025, and took to X, formerly known as Twitter, to crowdsource an answer. "Does anyone know what is happening here ...

The Moon will take a long dip into Earth's shadow Thursday night and into Friday morning, but clouds for viewers in the Pacific Northwest will block the view.