Chrysalis, a 36-mile rotating space habitat, plans to take 2,400 people to Alpha Centauri in approximately 400 years.

Orbs with twin suns, a star twice as old as our sun... see how new discoveries, with surprising similarities to fiction, are ...

While it's unlikely to come to fruition, designs for the 2.4-billion-ton Chrysalis could see humanity embark on a ...

With current rocket propulsion technology, it would take tens or hundreds of millennia to reach our neighboring star system, Alpha Centauri,” it read. “The stars, it seems, have set strict bounds on ...

TARS, named after the robot from the 2014 film "Interstellar," could potentially be a way to travel to other stars. TARS requires no fusion reactors, no gigawatt laser — and not even a chemical rocket ...

The blockbuster film Avatar featured a planet imagined to be circling Alpha Centauri B, the star closest to our sun. Now astronomers have discovered there really might be a system of planets there.

An orb with twin suns, a star twice as old as our sun... see how new finds with surprising parallels in fiction are rewriting our understanding of the universe.