I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

An alien comet passing through our solar system made its closest approach to Mars recently, and two European robotic ...

Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

Astronomers analyzing observations of interstellar comet 3I/ATLAS using the W. M. Keck Observatory have discovered further ...

English physicist and science communicator Brian Cox has given some of his thoughts on comet 3I/ATLAS, the interstellar ...

Our solar system has an interstellar visitor. It’s an object called 3I-Atlas, and is just the third interstellar object to ...

A new analysis of our solar system’s interstellar interloper, 3I/ATLAS, reveals that it’s spewing huge amounts of water — and ...

Scientists have spotted the first clear sign of water from an interstellar comet, 3I/ATLAS, offering new clues to the ...

NASA’s Swift telescope spotted signs of water on interstellar comet 3I/ATLAS - proof that water flows far beyond our solar ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

The European Space Agency's two Mars orbiters take their shot at getting pictures of the exotic interstellar comet 3I/ATLAS.

The images offer the closest view yet of comet 3I/ATLAS, famous for being only the third known interstellar object to pass ...