Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...

NASA’s New Horizons spacecraft has successfully demonstrated a revolutionary method for deep space navigation, as the probe ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...