Voyager 1 at edge of our solar system

Wednesday, March 20, 2013 - 15:00 in Astronomy & Space

LAS CRUCES, N.M., March 20 (UPI) -- The U.S. Voyager-1 spacecraft launched in 1977 may have left the solar system, some scientists say, and if so would be the first man-made artifact to exit.

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