Follow Orion’s three belt stars southeast (down and to the left) to Sirius in Canis Major, the brightest star in the sky.

Looking for a sky event this week? Check out our full Sky This Week column. December 25: Celebrate with the Christmas Tree ...

Sky This Week is brought to you in part by Celestron. Friday, December 26The Moon passes 4° north of Saturn at 11 P.M. EST, ...

A simple guide to the Dec. 25, 2025 night sky, with viewing tips for the moon, bright planets, and familiar winter stars ...

The year also features prime aurora viewing in January and two supermoons.

NASA's Mark Matney reveals a groundbreaking theory: the Star of Bethlehem was a high-speed comet. Discover how 2025's ...

Prepare for a spectacular 2026 skywatching calendar featuring a total solar eclipse, brilliant meteor showers, and a massive ...