Exploring the Solar System

Exploring the Outer Planets

What scientific discoveries has New Horizons already made?

During its rapid flyby of Jupiter, New Horizons explored details of the Jovian system that had not been seen before—including lightning near Jupiter’s poles, the creation and destruction of ammonia clouds in Jupiter’s atmosphere, boulder-sized clumps of rock and ice in Jupiter’s rings, the path of charged particles in the tail of Jupiter’s magnetosphere, and the internal structure of volcanic eruptions on Jupiter’s moon Io.


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