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

Terraforming is the theoretical process of transforming a planet or moon to make it habitable for humans and other Earth-like ...

There has been a lot of talk among people who study and follow such things about whether or not interstellar comet 3I/ATLAS is an alien spacecraft. Most ...

The European Space Agency (ESA) shared more data on the 3I/ATLAS interstellar comet after pointing to Mars orbiters at it.

Another, even rarer view is to see our planet from the surface of another world—something, in fact, that first occurred only in 2004, when NASA’s Spirit rover on Mars snapped an image of Earth in that ...

Harvard professor Avi Loeb claims 3I/ATLAS could be an alien spacecraft. Arizona State University professor Steven Desch is ...

Despite data suggesting interstellar object 3I/ATLAS is simply a comet, Harvard astronomer Avi Loeb still thinks something is ...

Scientists said on Monday they have detected in the harshly acidic clouds of Venus a gas called phosphine that indicates microbes may inhabit Earth's inhospitable neighbor, a tantalizing sign of ...

While NASA assures us 3I/ATLAS is a comet and won't cause us any harm, others have described it as ‘possibly hostile’ amid ...

Discover all the different animals that live in one of the most deadly, inhospitable areas on the planet Earth.

Highly anticipated new images of the interstellar comet 3I/ATLAS as it made its nearest pass to the planet Mars last week ...