On Sept. 9, 2018, NASA's Solar Dynamics Observatory, SDO, saw two lunar transits as the Moon passed in front of the Sun. A transit happens when a celestial body passes between a larger body and an observer. This first lunar ...
Space Exploration
Sep 10, 2018
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11
NASA's Solar Dynamics Observatory (SDO) scientists used their computer models to generate a view of the Sun's magnetic field on August 10, 2018.
Space Exploration
Aug 17, 2018
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25
Tom Woods knows about space gunk.
Space Exploration
Jun 15, 2018
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10
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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69
Despite their appearance solar tornadoes are not rotating after all, according to a European team of scientists. A new analysis of these gigantic structures, each one several times the size of the Earth, indicates that they ...
Space Exploration
Apr 5, 2018
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184
Scientists at Queen's University Belfast have led an international team to the ground-breaking discovery that magnetic waves crashing through the sun may be key to heating its atmosphere and propelling the solar wind.
General Physics
Mar 6, 2018
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On Sunday, Feb. 11, 2018, NASA's Solar Dynamics Observatory, or SDO, saw a total solar eclipse in space when Earth crossed its view of the Sun. Also known as a transit, Earth's passage was brief, lasting from 2:10 a.m. to ...
Space Exploration
Feb 13, 2018
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33
Few would be surprised to learn that the sun is very, very hot. At its surface, the temperature is several thousand degrees Celsius.
Space Exploration
Jan 10, 2018
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40
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 ...
Space Exploration
Nov 21, 2017
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NASA's Solar Dynamics Observatory came across an oddity that the spacecraft has rarely observed before: a dark filament encircling an active region (Oct. 29-31, 2017). Solar filaments are clouds of charged particles that ...
Space Exploration
Nov 9, 2017
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