Skywatchers are anticipating prime viewing conditions for an annual showing of shooting stars and two comet flybys ...

A rare opportunity to see not one but two comets awaits skygazers this October. We show where and how to view them.

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

Comet Lemon will be in the heart of the constellation Boötes, the Herdsman, as it makes its closest approach to Earth on Oct.

Comets Lemmon and SWAN are now becoming visible. Although they will get brighter next week, you can glimpse them now using ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at ...

Comet SWAN will be visible only in early evenings after sunset, while Lemmon can be seen just before sunrise. However, both ...

Comet C/2025 A6 Lemmon and Comet C/2025 R2 SWAN are making their closest approaches to Earth this month, offering skywatchers ...

Comet 3I/ATLAS is the third interstellar visitor and continues to be a treasure trove of information about the condition of ...

NASA confirms 3I/Atlas poses zero threat, with its closest Earth approach a safe 270 million kilometres on 21 July 2025—over ...

The European Space Agency's ExoMars orbiter has captured the closest view yet of the interstellar comet 3I/ATLAS. The images reveal the comet's bright coma but show no signs of a tail.