A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

3I/ATLAS, also known as C/2025 N1, is a comet from interstellar space, meaning it originated in another star system and entered our solar system on a one-time flyby. It was first spotted by the ATLAS ...

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

A NASA-funded telescope in Chile identified a comet from interstellar space on July 1, marking a significant astronomical ...