Four prominent celestial objects — the moon, a bright planet and two bright stars — will come together to form a "celestial ...

The new moon occurs on June 25. A day later, Mercury reaches its highest point in the evening sky, and on June 27, the young ...

May’s night sky is packed with astronomical events—find out when and where to look for meteor showers, ancient star clusters, and a rare cosmic lineup. SCIENCE 9 reasons to look up this May ...

The Vera C. Rubin Observatory, located on a mountaintop in Chile, unveiled vibrant images Monday of colorful nebulas, stars ...

The world’s oldest map of the night sky was amazingly accurate. Newly discovered fragments of 2,200-year-old star coordinates—once thought lost—reveal the incredible skill of the ancient ...

Skywatchers can catch a rare conjunction of the moon and Mars on June 29, appearing as a reddish "cherry" near a crescent ...

To make a truly realistic fake picture of a galaxy, you can model exactly how light particles travel through the atmosphere ...

This year's next Full Moon will be the July Buck Moon, which occurs at 4:37 p.m. on Thursday ... The planet Mercury sits 3.5° to the left of a two-day-old crescent Moon in the evening sky tonight.