NASA is recruiting volunteers for a year-long space simulation where they will undergo all the experiences associated with ...

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

You might think that legendary sci-fi author Arthur C. Clarke would've adored the Star Trek franchise, but that wasn't ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

So if you’re needing your alien fix this week, here are the five best alien movies worth adding to your Netflix watchlist. It only makes sense to start off this list with an actual alien invasion ...

From Alien to Jurassic Park, these iconic sci-fi movies are the very definition of cinematic perfection, remaining ...

'This one's exciting.' ...

With the release of "Disclosure Day," Steven Spielberg's new film about aliens, a question as old as science fiction itself resurfaces: If aliens were to arrive on Earth, would they come to conquer us ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth. When you purchase ...

Jared Isaacman says NASA has captured imagery of unknown objects it cannot explain, as Trump pushes broader UAP ...