Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...
The hours following sunset on Dec. 25 offer a wealth of naked-eye astronomy targets that can put even the most glitzy Christmas lights to shame, especially when viewed from a dark sky location.
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 ...
NASA's Mark Matney reveals a groundbreaking theory: the Star of Bethlehem was a high-speed comet. Discover how 2025's ...
The year also features prime aurora viewing in January and two supermoons.