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

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

What at first seemed a routine detection of an object travelling through the solar system soon turned out to be anything but.

Trump’s budget would cut NASA’s $7.33 billion science budget nearly in half. The administration’s argument is simple: NASA ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Hawaii Gov. Green decided against his initial plans to veto and signed a bill into law to expand its residential ...