Aurora chaser and photographer Harlan Thomas ( @TheAuroraGuy) was about 18.5 miles (30 kilometers) north of Calgary along a ...

Today marks the start of Northern Hemisphere summer, and also offers a chance to view night-glowing clouds if you’re lucky.

Greetings! I hope you’re enjoying that brilliant light in your pre-dawn eastern sky. It’s one of the best views of Venus ...

The first dazzling images have been released from the National Science Foundation and Department of Energy’s Vera C. Rubin ...

Fireflies need darkness to communicate. Males perform an airborne dance while flashing their abdominal lanterns in a pattern ...

The Vera Rubin Observatory has cemented its status as a rising star, revealing unprecedented detail captured by the biggest ...

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

A minor geomagnetic storm (level 1 of 5) is likely this week, according to NOAA's Space Weather Prediction Center. Typically, ...

Scenes of nebulas in the Milky Way, a cluster of galaxies and thousands of new asteroids are a teaser of how the U.S.-funded ...