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Two Wide-angle Imaging Neutral-atom Spectrometers (TWINS) and Interstellar Boundary Explorer (IBEX) 3

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These energetic neutral atom (ENA) panels show IBEX observations before (left) and after (right) the solar wind impacted the Earth’s magnetosphere on April 5, 2010 These energetic neutral atom (ENA) panels show IBEX observations before (left) and after (right) the solar wind impacted the Earth’s magnetosphere on April 5, 2010, and increased from one- to two-million miles-per-hour. The magnetosphere, which is modeled