That’s what Krypto has always represented — a vision of Rockwellian Americana where a good man has a good dog and an embrace ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

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 ...

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 ...

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

In physics, there are two great pillars of thought that don't quite fit together. The Standard Model of particle physics ...

Let’s explore this cosmic perspective together. How big is the universe? It’s a question that stirs both wonder and humility.

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...