An interstellar object called 3I/ATLAS has just passed our sun. Despite online rumours that it’s an alien spaceship, experts ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why ...

The early growth of the gas giant carved rings that formed primitive meteorites and shaped the architecture of the inner ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

“If you build a map at a wavelength that water absorbs, you’ll see the water deck in the atmosphere, whereas a wavelength ...

When the interstellar object now known as 3I/ATLAS was discovered this summer by NASA’s ATLAS telescope in Chile, astronomers ...

Visual: In this diagram, J, S, U, and N are the solar system’s giant planets. What’s the collective name for the objects in ...

Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals, formed ...

Last month, Google quietly killed off Google Sky Maps. But there’s still another way to virtually explore most of the solar system a la Google Maps: it’s called Google Maps in Space. Google Maps in ...

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS, were captured by two of the the European Space Agency's Mars orbiters -- ...