An interstellar comet that recently passed through the solar system may have formed as long as 12 billion years ago, making ...

One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the Solar System. Detected by ...

Astronomers first spotted Comet 3I/ATLAS in June 2025, and it was later confirmed as an interstellar visitor that originated ...

Researchers say 3I/ATLAS could be 12 billion years old and has a composition unlike anything in our solar system.

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

"This is an object from a part of the galaxy we've never seen up close before." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The recently ...

Many people imagine the space between the stars as an empty, cold infinity. In reality, it is teeming with extraordinary molecules: More than 300 different types have already been discovered. For her ...

I/ATLAS has caused quite a stir over the last year, inviting astronomers to update what they know about other solar systems as well as our own. However, this third interstellar visitor may have an ...

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