Two newly discovered comets are streaking across the sky in a spectacular display as they make their closest approaches to ...

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward appearances, the object appears to be a comet that originated in another star ...

In an extraordinary celestial event, the European Space Agency (ESA) has successfully observed the interstellar comet 3I/ATLAS using its Mars orbiters, the ExoMars Trace Gas Orbiter (TGO) and Mars ...

According to StarWalk, the best time to observe Comet Lemmon is from October 12 (today!) until November 2. The stargazing website predicted it could be the ‘best comet of 2025’. It will be near Earth, ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant ...

Comet Lemmon is now visible after sunset and before dawn for Northern Hemisphere skywatchers, with fainter Comet SWAN also in the post-sunset sky.

Two rare bright comets are visiting our neighborhood this month, making for once-in-a-lifetime viewing. The comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are already showing off their green tails ...

Skywatchers have a rare chance this month to witness two bright comets — C/2025 A6 Lemmon and C/2025 R2 SWAN — streak across ...

The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are visible from the Northern Hemisphere as their orbits take them through the inner solar system.

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

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