Though human travel to the nearest star system won't be possible for a very long time—if at all—there's still the potential to send unmanned spacecraft. Find out what it would take to send human creations to Alpha Centauri from the man who's planning to do it in the video below.
An Animated Guide to Humanity's First Interstellar Mission
Hear Yuri Milner talk about his plans for future space exploration.
5 Real Possibilities For Interstellar Travel
If we could travel to our stellar neighbors, here's how we might do it.
Can We Travel At The Speed Of Light?
If we could, the trip to Alpha Centauri would be much more practical.
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