"These results were a surprise – we found more stellar contamination of our data than we were expecting." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

The sky is never clearer than on a cold, starry midwinter night. It is on such occasions, thanks to winter's exceptional atmospheric transparency, that fainter stars can be seen throughout the sky.

A single bright meteor from the Geminid meteor shower of December 2017. (Photo by: VW Pics/Universal Images Group via Getty Images) The brightness of the moon may dull it slightly this year, but it's ...

'Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study. Most of the information we have about ...