Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it was hovering over Bethlehem when Jesus was said to have been born.

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Interstellar Comet 3I/ATLAS makes its closest Earth pass early on Dec. 19. Here's what astronomers know about its origin and speed.

Far beyond the orbit of Jupiter, an icy wanderer has baffled astronomers for decades — erupting seemingly at random, flaring hundreds of times brighter in mere hours. Now, thanks to new data from the ...

It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from ...

Comet 3I/Atlas is just the third known object to visit us from outside our solar system. So yes... we'll be talking about aliens.

The Hubble Space Telescope has captured a new image of the interstellar comet 3I/ATLAS. 3I/ATLAS is the third-ever object discovered that originated from outside our solar system. The comet is not a ...

The comet 3I/ATLAS is taking a long holiday journey this year. It’s visiting from another solar system altogether. Those interstellar origins... What to know about the 3I/ATLAS comet and why people ...