Astronomers have noticed something strange happening at the outer edge of our solar system: distant objects are moving in ...

At the heart of giant planets like Uranus and Neptune, water has astonishing properties, in a state called superionic.

From dazzling new moons to dramatic eclipses, February has countless opportunities to witness life-changing astronomical ...

NASA outlines February night sky events, including Artemis II launch timing, Orion visibility, planetary alignments after sunset, and lunar phases observed throughout the month.

Sky This Week is brought to you in part by Celestron. Friday, January 30The Moon passes 4° north of Jupiter this evening at 9 P.M. EST. The pair is visible most of the night in the central region of ...

The Moon readies for Artemis II, Orion shines bright, and a planetary parade marches across the night skyNASA's Artemis II ...

Read an excerpt of this deep-space mystery from the prolific writer of 'Whalefall' and 'Angel Down.' ...

The comet broke into pieces after making a close approach around the sun in October 2025.

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

Prominent constellations in the February evening sky are Canis Major, Canis Minor, Orion, Gemini, Taurus and Auriga. You’ll ...

On the night of Feb. 2, skywatchers in eastern North America can see the moon occult Regulus — a rare event visible to the naked eye.