NASA’s SDO Observatory Sees Active Sun
A dark line snaked across the lower half of the Sun on February 10, 2015, as seen in the first image above. NASA’s Solar Dynamics Observatory (SDO) shows colder material as dark and hotter material as...
View ArticleNASA Photographer Catches International Space Station Transiting Sun
This image was made from five separate frames combined to make one. It shows the space station, with a crew of 9 onboard, in silhouette as it transits the Sun at roughly 5 miles per second, September...
View ArticleNASA Scientists Capture Stunning Image of Shock Waves
The scientists used a version of a photography technique called Schlieren imaging to show shock waves streaming from supersonic jets. Shock waves are narrow regions of air where pressure, temperature,...
View ArticleNASA’s Solar Dynamics Observatory Sees Long Filament on Sun
SDO provides ultra high-definition imagery of the Sun in 13 different wavelengths, utilizing two imaging instruments: the Atmospheric Imaging Assembly instrument and the Helioseismic and Magnetic...
View ArticleNASA’s SOHO Observatory Sees Solar Radiation Storm
Bursts of incredibly fast-moving protons and electrons are very common, but the October 29 event was interesting because the particles came from an unusual source: a low-level solar flare and two...
View ArticleNASA’s Solar Dynamics Observatory Spots Magnetic Loops on Sun
Two active regions sprouted arches of magnetic loops in this video. Charged particles spin along the magnetic field, tracing out bright lines as they emit light in extreme UV wavelengths. About halfway...
View ArticleSOHO Observatory Sees Ultraviolet Sun
SOHO was launched by an Atlas II-AS from Cape Canaveral Air Station on December 2, 1995. It is a project of international collaboration between ESA and NASA to study the Sun from its deep core to the...
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