The final night of 2025 is the perfect time to watch the moon close to the Pleiades, find the brightest star in the night sky ...

The month brings a strong lineup of celestial sights, including a supermoon, meteor activity, and several close moon-planet ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...

The hours following sunset on Dec. 25 offer a wealth of naked-eye astronomy targets that can put even the most glitzy ...

A 14%-illuminated waxing crescent moon will hang low in the southwest tonight, soon after sunset, still in Capricorn, with ...

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

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

The night sky is about to put on its first big show of the year, giving skywatchers a reason to look up and linger. The first ...

NASA's SPHEREx has mapped the entire sky in 102 infrared colors, revealing hidden details about galaxies and the early ...

Mysterious Bright Flashes in the Night Sky Baffle Astronomers Celestial transients shine furiously and briefly. Astronomers are just beginning to understand them L ong, long ago a cloud of stars ...

Breakthroughs, discoveries, and DIY tips sent every weekday.

As I stumbled over rocks through pitch darkness, following a guy I had just met online, I began to question my life choices. It was the middle of the night, and I was wandering through a remote desert ...