Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

When a front moves through or on just a regular day we can see middle tiered clouds here at home. Altocumulus clouds ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

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

Pope Francis has been diagnosed with pneumonia in both lungs and his latest laboratory tests and chest X-rays continue to ...

If you're looking for easy activities to keep kids busy on a rainy day, you're in the right place. Make the most of the weather with my collection of easy ...

A month after the first signs of smoke and flame, victims are still mourning the loss of small things, a snapshot or a teacup. Communities have been robbed of the parks and libraries and churches ...

A rover got a new view of some peculiar extraterrestrial clouds, flecked in rainbow colors and moving across the Martian sky.

NASA's Curiosity rover captures stunning images of Martian twilight clouds, shimmering in red and green hues, revealing ...

Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its ...

Experts say that rings around the moon can pop up from time to time, but have you ever seen one in Denver? Last night, at ...