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

Astronomers tracking 3I/ATLAS, the third confirmed interstellar object ever observed, say new measurements of its water loss ...

KEY OBSERVATIONS The first alert came quietly. The data did not look wrong—just unfamiliar. What followed has forced ...

New images of interstellar object 3I/ATLAS debunk 'cloaking' myths. Astronomers reveal a thinning coma as the visitor heads ...

Harvard's Avi Loeb warns that interstellar comet 3I/ATLAS defies standard physics, raising the stakes for planetary defence ...

As of August 2024, there were reportedly more than 700 unidentified objects in the Space-Track catalogue maintained by the ...

NASA is also tracking a building-sized asteroid named “2025 YC3”, with a diameter of around 260 feet, and another bus-sized one known as “2025 XT7,” some 42 feet across. Both are expected to come with ...

When interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, it did not become a spectacular object in the night ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as close to Earth as ever.

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as the rare interstellar visitor moves closer to Earth.