IBEX Spacecraft Finds Discoveries Close to Home

  • Released Monday, February 7, 2011
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IBEX found that Energetic Neutral Atoms, or ENAs, are coming from a region just outside Earth's magnetopause where nearly stationary protons from the solar wind interact with the tenuous cloud of hydrogen atoms in Earth's exosphere.

Illustration of important features and interaction region.

Illustration of important features and interaction region.

For More Information

See http://www.nasa.gov/mission_pages/ibex/em-crash.html

Credits

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NASA/Goddard Space Flight Center

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This page was originally published on Monday, February 7, 2011.
This page was last updated on Wednesday, May 3, 2023 at 1:53 PM EDT.