For millions of years, a frozen traveler drifted in silence through the stars, carrying secrets from another world. This summer, that interstellar visitor—now known as 3I/ATLAS—passed through our ...

The building blocks of life may be much more common than we previously thought. Observations of a comet coming from outside our solar system show a massive trail of water that suggests Earth may not ...

A team of scientists has found the recently discovered "interstellar invader" comet 3I/ATLAS is teeming with water ice. This water could have been sealed in the comet for 7 billion years, which would ...

3I/ATLAS is just the third-ever interstellar object confirmed to be from outside the solar system and which we have telescopes to observe in detail 3I/Atlas is by far the largest and it if known to ...