Astronomers discovered 3I/ATLAS, an interstellar object moving at over 60 km/s towards the Sun. It's the third known object ...

NASA has discovered a mysterious interstellar comet entering our solar system. Learn what this strange visitor is and how scientists are tracking it now.

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

Folks, it's official: the object that astronomers recently spotted blowing through the outer solar system came from ...

Beyond the fact that this is the third known interstellar object to have entered our solar system, “we don’t know very much,” ...

This week, a 125,000-year-old Neandertal “fat factory” reveals that they gorged on energy-packed bone grease, a new study has ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

Interstellar comets offer the tantalizing opportunity for us to touch something truly otherworldly,” says the European Space ...