Stargazers using telescopes should be able to see the object in the predawn sky beginning Nov. 11, according to EarthSky.

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an ...

Interstellar comets like 3I/ATLAS could serve as seeds for giant planet formation, potentially explaining how massive planets form around distant stars, according to BBC and Pfalzner’s research.

A new report offers the latest confirmation of 3I/ATLAS and its interstellar origins, as scientists still debate over its unusual properties.

The interstellar object 3I/ATLAS-only the third known visitor to enter our solar system from beyond-has surprised astronomers again, this time with a sudden, unexplained acceleration near the sun that ...

Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

New research from Rice University shows that Jupiter, the largest planet in our solar system, played a major role in shaping ...

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 ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening ...