A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen - possibly predating our solar ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever encountered.

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

I/ATLAS isn't just fascinating because it is the third interstellar visitor found in the solar system; new research suggests ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

The ATLAS (short for Asteroid Terrestrial-impact Last Alert System) is a NASA-funded program developed by the University of ...