Astronomers confirm third interstellar object, 3I/Atlas, a fast-moving comet from deep space, giving rare insight into ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

But an international team of astronomers have detected the unmistakable signature of a gas giant planet orbiting the ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency ...

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

A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...