A NASA spacecraft watches as a huge ‘hole’ in the Sun’s atmosphere rotates into view

The solar wind, blowing at 2 million miles per hour from the hole, just caused a geomagnetic storm here on Earth

Over the past week, NASA’s Solar Dynamics Observatory spacecraft watched a massive coronal hole rotate into view as the Sun spun on its axis.

Click on the screenshot above to bring up a video I posted to my Youtube channel showing all the action as seen by SDO between December 2nd and 9th.

Such holes occur in areas of the solar atmosphere, called the corona, where the Sun’s

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