New research suggests a comet explosion helped cause ice age extinctions, sudden cooling, and the loss of early human cultures.

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

From signs of life on Mars to an interstellar visitor and weakening dark energy, 2025 reshaped space science, raising the ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

Instead of search-as-a-box, Comet builds the “agent” into the browsing flow itself. Agent is just AI-speak for a tool that ...

Planetary alignments, a total lunar eclipse, and meteor showers are highlights to look for in the coming year.

The new year has arrived, and the Quadrantid meteor shower is coming in hot. Here’s how to see this often-spectacular shower ...

Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...