There’s an Earthlike planet orbiting our nearest neighbor, Proxima Centauri – but how might we actually get there?

Ideas for interstellar travel abound, but the gap between theory and practice stretches from here to Proxima Centauri. Even if Proxima b is habitable, we're a long way from any potential mission.

from ExtremeTechExtremeTech http://www.extremetech.com/extreme/234631-theres-an-earthlike-planet-orbiting-our-nearest-neighbor-proxima-centauri-but-how-might-we-actually-get-there