Our Sun wasn't born as a lone star and, in fact, had several more companions. This theory has been talked about time and again, but what we don't know is how long it stayed with its siblings before ...

NASA is set to unveil stunning new images of the rare interstellar comet 3I/ATLAS, a visitor from another star system.

Mysterious nickel gas detected in interstellar comet 3I/ATLAS, revealing unexpected chemistry at enormous distances from the ...

The powerful coronal mass ejection would have likely destroyed the atmospheres of any potentially habitable planets nearby ...

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

Developer System Era Softworks announced Astroneer will launch for the PlayStation 5 on November 20. Owners of the PlayStation 4 version [...] ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...