The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

A rogue visitor from deep space, Comet 3I/ATLAS, has put NASA on alert after its trajectory and behaviour shifted ...

Comet Lemmon (C/2025 A4) will make its closest approach to Earth on November 8th, and is currently visible to the naked eye ...

I/ATLAS was first spotted by NASA scientists in May this year. Ever since, it has displayed behaviors that are not just ...

The best time to watch Comet C/2025 A6 (Lemmon) is upon us. Grab your binoculars, telescope, or just get into a very dark ...

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.

They sky is filled with celestial treats this month, including a close Earth-approach by two comets. Can you see in NJ?

Interstellar Comet 3I/ATLAS will reach its closest point to the Sun around October 30, 2025. Is the comet 3I/ATLAS a threat ...

Comet C/2025 R2 (SWAN) is a new visitor from our outer solar system. It may be easier to see as it approaches Earth next week.

Comet C/2025 A6 (Lemmon) is coming close to Earth, offering Californians a rare celestial viewing opportunity.

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 ...