Researchers have discovered that interstellar comet 3I/ATLAS has been shedding water, providing insights into the building ...

NASA’s Swift telescope spotted signs of water on interstellar comet 3I/ATLAS - proof that water flows far beyond our solar ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

A European Mars probe witnessed the interstellar comet 3I/ATLAS' Red Planet flyby on Oct. 3, snapping imagery of the ...

An interstellar visitor is speeding through the solar system, and within weeks, astronomers hope to learn whether it's a natural wanderer or something far more extraordinary. The ...

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Key Developments Astronomers stunned as a rogue planet suddenly starts consuming 6 billion tons of gas and dust per second, ...

CAPE CANAVERAL, Fla. (AP) — A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its ...

For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean.

If you’ve been battered by the slow dripping tap of YouTube videos about the interstellar comet 3IATLAS, you can say you’ve ...

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming disks around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...