Tag: interstellar comet

Interstellar comet 3I/ATLAS photographed by the Hubble Space Telescope on 21 July 2025, showing its bright coma and teardrop-shaped dust cocoon against a black sky with streaked background stars

Space & Time

Older Than the Sun: The Interstellar Comet Carrying a Message From Before Our World Existed

2 hours ago 10 min read

A lump of ice older than the Sun itself has crossed our Solar System — and the James…