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Voyager 1 continues its exploration

Traveling at 38,000 mph, the spacecraft Voyager 1 is exploring the farthest reaches of the solar system, 11 billion miles from the sun, sending weak signals with a powerful impact on our knowledge of the heliosphere.

Voyager 1 continues its exploration of the distant solar system.
Sources: Science, JPL, NASA, MIT. Patterson Clark / The Washington Post;. Published on June 27, 2013, 1:53 p.m.
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