• Solar flares and coronal mass ejections are eruptions of highly energetic particles from the Sun's surface.
  • Solar prominences are the plasma loops that connect two sunspots.
  • Prominences can be seen during a total solar eclipse.
  • NASA's Solar Dynamics Observatory (SDO) was launched on February 11, 2010.
  • SDO is studying the Sun’s magnetic field.
  • This includes how the Sun affects Earth's atmosphere and climate.
  • The craft gathers data faster than anything that ever studied the Sun.
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