New Horizons image of Neptune Moon Charon
Artist concept of Pluto from one of its moons surface

Pluto: Exploration

NASA's New Horizons was the first and, so far, the only mission to Pluto. It was also the first mission to explore the solar system's recently discovered "third zone," the region beyond the giant planets called the Kuiper Belt.

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Kuiper Belt


Dwarf Planet




1 - New Horizons

New Horizons

active Mission

New Horizons was the first spacecraft to explore Pluto and its five moons up close and, later, made the first close exploration of a Kuiper Belt Object.

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Illustration of spacecraft near a giant space rock far from the Sun.
Artist’s impression of NASA’s New Horizons spacecraft encountering Arrokoth, a Kuiper Belt object that orbits one billion miles (1.6 billion kilometers) beyond Pluto, on New Year's Eve (or Jan. 1, 2019. UTC)
NASA/JHUAPL/SwRI/Steve GribbenFull Image and Caption ›
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