Astrophotographers observing Comet C/2025 A6 (Lemmon) captured how rapidly Earth’s near-space environment is being polluted ...

Interstellar comet 3I/ATLAS is captured over Egypt’s Black Desert as it returns to view after its solar passage. Learn how the image was taken and how to observe it ...

This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

Two greenish-hued comets are swinging through the inner solar system this fall, offering a rare chance to spot them in the coming weeks. The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches Earth in December 2025.

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what's known as the Oort ...

We are in Germany and it's winter, so we can confidently assume that it is cold, with possible snow covering the fields and ...

A NASA planetary scientist has proposed what may be the first scientifically sound explanation for the mysterious Star of Bethlehem that guided the three wise men to the infant Jesus over two ...