Astronomers are drawing attention to a Christmas Tree-shaped cluster of stars glowing inside one of the Milky Way’s most active stellar nurseries. Known as the Cosmic Christmas Tree, the cluster sits ...

Christmas-themed imagery knows no bounds, not even in space. NASA has drawn comparison between a celestial formation and a holiday wreath, referring to the recently spotted star and dust cloud cluster ...

'Tis the season for holiday-themed star clusters. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We've all looked for shapes in Earth's clouds.