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Visiting Alpha Centauri

Why We May Never Get to Alpha Centauri

Athena Andreadis, Ph.D. | Posted 10.29.2012 | Science
Athena Andreadis, Ph.D.

This month astronomers announced that Alpha Centauri B may have an Earth-sized planet in tight orbit. Space enthusiasts were ecstatic, becauseAlpha Centauri is the closest star system to ours. Many expressed the hope that the discovery might spur a space exploration renaissance.