The near-Earth asteroid Bennu contains stardust that is older than the solar system and clues about its violent history, ...

A newly discovered interstellar object is racing toward our solar system, capturing the attention of scientists worldwide.

NASA recently took a closer look at the Comet 3I/ATLAS, the third confirmed interstellar object in our solar system. The ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, ...

A visitor from beyond the stars has caught NASA’s eye. The interstellar comet 3I/ATLAS, observed between 7 and 15 August, is offering astronomers a rare chance to study material from outside our solar ...

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at ...

Astronomers found hidden cosmic channels, like tunnels, connecting our solar system to distant stars, reshaping views of ...

In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These ...