Earlier this month, astronomers observed a mysterious object with interstellar origins speeding through the inner solar system. It's an exceedingly rare occurrence, marking only the third confirmed ...

After a scientist claimed a 'hostile alien threat' could attack Earth within months NASA has weighed in on the situation.

We shouldn't assume anything, and we should assess the risk given the data that we have,” Avi Loeb said of 3I/ATLAS ...

New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known ...

The largest interstellar comet discovered could be an alien technology. The newly found Manhattan-sized object, named ...

X-Men and Tony Stark will be recast, Marvel Studios chief Kevin Feige reveals ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

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

NISAR, built jointly by NASA and India’s space agency and launched on Wednesday, will use radar to monitor tiny changes ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ever spotted, though scientists suspect many more may slip past unnoticed.

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

A comet from a solar system outside our own was first noticed on July 1 by a NASA telescope located in Rio Hurtado, Chile, as part of the Asteroid Terrestrial-impact Last Alert System (ATLAS).