A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

Although it is just now starting to feel like spring, last month was the official change of the seasons and now is a good ...

Dragging the trash barrel to the curb, I look up at the night sky, and my current self is instantly tethered to all my past ...

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

Spring in the northern hemisphere brings with it the promise for the Lyrids, the first good meteor shower of the season.

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...

To best see the Lyrid meteor shower, Griffith Observatory's director suggests heading to the mountains or desert to get away ...

Sirius, in the constellation Canis Major, is the brightest star in the sky. It’s twice as massive as the Sun. Canopus, the ...

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going ...