Earth gazed into the cosmos, wondering if she would ever get a new planetary neighbor. To her astonishment, one day... it happened. This video explores the breathtaking and chaotic consequences of a ...

If the explosion of one of these black holes were observed, scientists “would also get a definitive record of every particle ...

One of the studies, published in the journal Nature Astronomy, shows that ice inside the parent asteroid melted and reacted ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object with interstellar origins that has defied ...

Hayabusa2 asteroid Ryugu samples reveal liquid water flowed through rock over one billion years after formation.

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system.

A team of researchers, including those at the University of Tokyo, discovered that liquid water once flowed on the asteroid ...

The Japanese Hayabusa2 spacecraft visited the asteroid Ryugu, which had flowing water for over a billion years. This unexpected discovery, made when the spacecraft collected and returned samples, adds ...

A telescope in Chile recently glimpsed 3I/ATLAS' glowing tail, which observations reveal has grown as the interstellar object ...

Our solar system is filled with rocky debris tumbling around the sun, most of which is the same age, but the asteroid Bennu ...

Named 3I/ATLAS, the comet is only the third known interstellar object to enter our solar system, and it's the largest and ...

Astronomers simply can't shake the feeling that there's something really off about interstellar object 3I/ATLAS. The ...