For months, scientists and researchers have been captivated by the enigmatic interstellar object known as 3I/ATLAS. Its ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

The comet, earlier known as A11pI3Z, passed by us in December. It’ll do a pit-stop at Jupiter in the spring before heading ...

Discovered in July, 3I/ATLAS is not your average comet – it’s a giant snowball from beyond our solar system. The comet, ...

Astronomers have just confirmed for the first time the existence of a "rogue planet"—a world drifting in space without being ...

Unlike the comets that call our solar system home, 3I/ATLAS is a cosmic nomad on a hyperbolic trajectory — a one-time flyby ...

Are aliens real? A Nature Astronomy study reveals 87% of experts believe life exists. Explore how 3I/ATLAS and AI are ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Radio signals have been travelling through space since 1906, forming Earth’s radio bubble. Now 119 light years wide, it covers about 75 star systems, the signals fading into noise ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most disturbing alien races in the galaxy.

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...