IBEX will explore the boundaries of our solar system. Learn more about the mission through questions and answers.
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IBEX is one of many missions that supports NASA's research into the science of Heliophysics.
IBEX news and multimedia
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The Voyager mission
IBEX will go a step further than Voyager and it will provide measurements helping to understand the interaction between the solar wind and the interstellar medium.
> View Voyager site
> Voyager in World Book at NASA