Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of ...

Harvard's Avi Loeb suggests comet 3I/ATLAS could be alien tech, but most scientists say it's a natural interstellar object with no threat to Earth.

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...

Its path through space will take it between the orbits of Earth and Mars before it heads back out toward interstellar space ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...