On the evening of March 6, 2019, the Moon started to transit the Sun, then doubled back and retraced its steps in the other direction—at least, that's what it looked like from the perspective of NASA's Solar Dynamics Observatory, ...
Space Exploration
Mar 7, 2019
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This still image was taken from a new NASA movie of the sun based on data from NASA's Solar Dynamics Observatory, or SDO, showing the wide range of wavelengths – invisible to the naked eye – that the telescope can view. ...
Space Exploration
Dec 19, 2013
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From March 20-23, 2018, NASA's Solar Dynamics Observatory captured three sequences of our sun in three different extreme ultraviolet wavelengths. The resulting images illustrate how different features that appear in one sequence ...
Space Exploration
Apr 11, 2018
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(Phys.org) —Cloud spotting seems to be growing in popularity as a hobby here on Earth. Now scientists studying the solar atmosphere are building their own collection of fascinating moving features that they've spotted in ...
Space Exploration
Jul 4, 2013
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Like an enormous cannon that is slowly turning its barrel toward us, the latest giant sunspot region AR1654 is steadily moving into position to face Earth, loaded with plenty of magnetic energy to create M-class flares—moderate-sized ...
Space Exploration
Jan 14, 2013
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In February 2020, NASA's Solar Dynamics Observatory—SDO—is celebrating its 10th year in space. Over the past decade the spacecraft has kept a constant eye on the sun, studying how the sun creates solar activity and drives ...
Space Exploration
Feb 12, 2020
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On Sept. 13, 2015, as NASA's Solar Dynamics Observatory, or SDO, kept up its constant watch on the sun, its view was photobombed not once, but twice. Just as the moon came into SDO's field of view on a path to cross the sun, ...
Space Exploration
Sep 15, 2015
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(PhysOrg.com) -- Science nuggets are a collection of early science results, new research techniques, and instrument updates that further our attempt to understand the sun and the dynamic space weather system that surrounds ...
Space Exploration
Jan 20, 2012
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On June 5, 2012 at 6:03 PM EDT, the planet Venus will do something it has done only seven times since the invention of the telescope: cross in front of the sun. This transit is among the rarest of planetary alignments and ...
Space Exploration
Jun 1, 2012
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(Phys.org) -- A key to understanding the dynamics of the sun and what causes the great solar explosions there relies on deciphering how material, heat and energy swirl across the sun's surface and rise into the upper atmosphere, ...
Space Exploration
Jun 12, 2012
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