A distance of 4.3 light-years equals trillions of miles away from Earth - nearly 300,000 times the distance from the Earth to the sun. How might we travel to Alpha Centauri, the next-nearest star? And how long would it take to get there?
Sunday, January 18, 2015
How Long Would It Take To Get To Alpha Centauri?
A distance of 4.3 light-years equals trillions of miles away from Earth - nearly 300,000 times the distance from the Earth to the sun. How might we travel to Alpha Centauri, the next-nearest star? And how long would it take to get there?
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