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

On July 1, 2025, a telescope in Chile detected something unexpected: a faint object streaking across the sky at an unusual ...

You can see the recently identified "interstellar object" 3I/ATLAS shooting towards us through the solar system in a ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the ...

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

NASA has discovered a rare interstellar object named 3I/ATLAS—only the third of its kind ever detected. The comet, which ...