Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

But on a smaller scale, three additional and mysteriously symmetrical jets become apparent in the Hubble observations, which ...

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

Many experts believe that aliens exist in the universe, with the key elements needed to sustain life found on comets, ...

If you're looking for sci-fi content on Netflix, the streamer has you covered with several compelling TV series. Here's how ...

The vast, silent expanse of our solar system has just played host to a visitor from the deepest reaches of the galaxy, and it ...

To that end, Kotaku ‘s top games of 2025 list this year will go back to straddling the Goldilocks GOTY middle ground of 12 best games. We are still ranking them and describing why each made the cut, ...

The latest instalment saw Ncuti Gatwa return as the Fifteenth Doctor alongside companion Varada Sethu for adventures in 1950s ...

As 3I/ATLAS heads past Jupiter, viral theories claim the interstellar object could return towards Earth. What we know.