Comet speculated to be alien spacecraft is older than Solar System

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

SETI finds no evidence of alien tech on 3I/ATLAS interstellar comet

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

Mysterious 'alien' interstellar comet 3I/ATLAS could be twice as old as the sun

An interstellar comet that passed through the Solar System last year may be up to 12 billion years old – far older than the ...