The comet – named 3I/ ATLAS – was discovered this summer and led to excitement because it appears to be an interstellar comet ...

Astronomers have identified 3I/ATLAS, an ancient, ice-rich interstellar comet potentially older than our solar system.

I/ATLAS changed color again and what is it this time? The interstellar comet has shown a new blue hue after its recent ...

A rare interstellar visitor, comet 3I/ATLAS, is currently traversing our solar system, offering scientists a unique chance to ...

Astronomers have traced the 12-billion-year journey of interstellar comet 3I/ATLAS, believed to be the oldest comet ever ...

The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and ...

Scientists have discovered a supermassive black hole flare, the largest seen in the universe, and it may be making a meal of ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

I/ATLAS is the third interstellar object ever discovered in our solar system. Telescope observations suggest it is a roughly 7-mile-wide (11 kilometers) comet zooming at more than 130,000 mph (210,000 ...

James Webb Space Telescope observations show interstellar comet 3I/ATLAS has a 50-65 foot irradiated crust formed by billions of years of cosmic ray exposure. Research posted to arXiv indicates the co ...

The comet, officially detected on July 1, 2025, by the ATLAS (Asteroid Terrestrial-impact Last Alert System)telescope in Chile, has been confirmed to be travelling on a hyperbolic trajectory, meaning ...

NASA has announced that the interstellar comet 3I/ATLAS will approach Earth on October 29, 2025, marking its closest ...