For the first time, NASA’s Interstellar Boundary Explorer, or IBEX, spacecraft reveals changing conditions at the edge of our solar system. The heliosphere changes size through the solar cycle, which affects the number of cosmic rays that reach Earth. Scientists now have a better understanding of the dynamic nature of our home in the galaxy.
NASA Spacecraft Reveals Changes at Solar System’s Edge
Alumna Walker Quizzed by Houston School’s Students
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