News tagged with extreme ultraviolet

Image: SDO spies broad coronal hole

A broad hole in the corona was the sun's dominant feature November 7-9, 2017, as shown in this image from NASA's Solar Dynamics Observatory. The hole is easily recognizable as the dark expanse across the top of the sun and ...

dateNov 21, 2017 in Space Exploration
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Image: Solar surface from hot to hottest

This sequence of images shows the Sun from its surface to its upper atmosphere all taken at about the same time on Oct. 27, 2017. The first shows the surface of the Sun in filtered white light; the other seven images were ...

dateNov 02, 2017 in Space Exploration
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Image: NASA's SDO spots a lunar transit

On Oct. 19, 2017, the Moon photobombed NASA's Solar Dynamics Observatory, or SDO, when it crossed the spacecraft's view of the Sun, treating us to these shadowy images. The lunar transit lasted about 45 minutes, between 3:41 ...

dateOct 23, 2017 in Space Exploration
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