One day in the fall of 2011 a solar scientist did what he always does – look through the daily images of the sun from NASA's Solar Dynamics Observatory. But on this day he saw something he'd never noticed before: A pattern of cells with bright centers and dark boundaries occurring in the sun's atmosphere, the corona.
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From Sept. 6 to Sept. 29, 2012, NASA's Solar Dynamic Observatory (SDO) moved into its semi-annual eclipse season, a time when Earth blocks the telescope's view of the sun for a period of time each day. Scientists choose orbits for s... Read Post
NASA's recently launched Solar Dynamics Observatory, or SDO, is returning early images that confirm an unprecedented new capability for scientists to better understand our sun's dynamic processes. These solar activities affect every... Read Post
One day in the fall of 2011, Neil Sheeley, a solar scientist at the Naval Research Laboratory in Washington, D.C., did what he always does – look through the daily images of the sun from NASA's Solar Dynamics Observatory (SDO). read... Read Post