Could a ‘Trojan Horse’ from space be headed our way? Harvard scientist Avi Loeb warns 3I/ATLAS might be more than the average ...

The comet is a Halley-type comet, meaning it’s an icy object that has an orbital period of anywhere between 20 and 200 years.

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

Comets Lemmon and SWAN are nearing Earth in a rare double cosmic treat. Where and what time can you see them? What to know.

Japanese astronaut Yui Kimiya has captured images of Comet Lemmon from the International Space Station and posted them on ...

A new image shows the growing tail of a comet from another star system streaking across our solar system. The image of comet 3I/ATLAS was captured on Aug. 27 using one of the telescopes at the ...

Comet C/2025 A6 (Lemmon) will pass through the neck of the great celestial serpent represented by the constellation Serpens ...

The timing of the comets' close approach\u00A0couldn't be better for observers. Monday marks a new moon, ensuring dark skies ...

Comets Lemmon and SWAN are making their closest approach to Earth in a rare cosmic treat. Can you see it in NJ? Here's timing ...

The newest comet to create a buzz among sky watchers was spotted recently, and it will be coming closer to Earth in October - possibly giving us a better look at this once-in-a-lifetime visitor from ...

Comets Lemmon and SWAN are soaring past Earth in a rare cosmic treat. Here's best viewing times, tips and more in ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...