The Voyager 1 spacecraft launched in 1977 by NASA as reached the edge of the solar system.

The Voyager 1 spacecraft launched in 1977 by NASA as reached the edge of the solar system. Traveling at the speed of light, 300,000 km/sec, it takes approximately 13 hours for the signal transmitted by the spacecraft to reach the Earth. How far is the spacecraft from the Earth in miles? 1 mile is 1.6 km.

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