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Today in History: Pioneer 10 becomes first spacecraft to exit Solar System

6/13/2025

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Summary

Story summary

On June 13, 1983, NASA's Pioneer 10 became the first man-made object to pass the orbit of Neptune, marking its exit from the major planets of the Solar System. Launched in 1972, Pioneer 10's mission included a historic flyby of Jupiter, paving the way for future space exploration beyond our planetary neighborhood.

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Story summary

On June 13, 1983, NASA's Pioneer 10 became the first man-made object to pass the orbit of Neptune, marking its exit from the major planets of the Solar System. Launched in 1972, Pioneer 10's mission included a historic flyby of Jupiter, paving the way for future space exploration beyond our planetary neighborhood.