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Voyager 1 and its twin Voyager 2 are the only spacecraft ever to operate outside the heliosphere, the protective bubble of particles and magnetic fields generated by the Sun. Voyager 1 reached the interstellar boundary in 2012, while Voyager 2 (traveling slower and in a different direction than its twin) reached it in 2018.

Mission Type

Multiple Flybys

launch

1977

Science Targets

Outer Solar System, Interstellar Space

Status

Extended Mission
A 3D model of NASA's twin Voyager spacecraft.
NASA Visualization Technology Applications and Development (VTAD)

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  • 01

    The Interstellar Mission

    After completing the first in-depth reconnaissance of the outer planets, the twin Voyagers are on a new mission to chart the edge of interstellar space.

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  • 02

    The Golden Record

    The contents of the golden record were selected for NASA by a committee led by Carl Sagan of Cornell University.

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  • 03

    The Spacecraft

    The twin Voyagers are escaping our solar system in different directions at more than 3 astronomical units (AU) per year; 1 AU is the distance from Earth to the Sun, or about 93 million miles.

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The Pale Blue Dot

The behind-the-scenes story of the making of Voyager 1's iconic image of Earth as "a mote of dust suspended in a sunbeam."

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Earth as a tiny bluish dot suspended in a grainy beam of light.
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