Comet C/2025 R2 (SWAN) was imaged in October as it crossed the galactic plane of the Milky Way.

NASA imaged Comet C/2025 R2 (SWAN) every four minutes for nearly 40 days, marking the longest any comet has been tracked with ...

December brings an array of night sky events including a mysterious interstellar comet, the Geminids meteor shower and winter ...

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

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

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 ...

Then there was the September discovery of C/2025 R2 (SWAN), a comet so bright that even when it was near the moon on ...

A comet has been visible in the autumn sky for observers in the Northern Hemisphere with binoculars ...

Social media erupted after a viral post claimed interstellar comet 3I/ATLAS travelled 76,600 kilometres in just 18 minutes.

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 rare interstellar visitor stunned observers with an extraordinarily bright emerald glow over Egypt, offering scientists new ...