NASA’s Solar Dynamics Observatory Witnesses a Double Eclipse
NASA’s Solar Dynamics Observatory viewed both Earth and the moon crossing in front of the sun. SDO keeps a constant eye on the sun, but…
Solar Dynamics Observatory News
SDO Views Coronal Hole in Our Sun
This new image from NASA’s Solar Dynamics Observatory shows a coronal hole in our sun. This imagery of the sun captured by NASA’s Solar Dynamics…
NASA’s Solar Dynamics Observatory Sees Brightening Magnetic Loops
This short video from NASA’s Solar Dynamics Observatory shows arches of bundled magnetic loops sprouting from active regions on the Sun. Two active regions sprouted…
NASA’s Solar Dynamics Observatory Spots Active Region Outbursts on the Sun
This short video from NASA’s Solar Dynamics Observatory shows a dozen minor outbursts on the Sun over a 30-hour period. This close-up video by NASA’s…
NASA’s Solar Dynamics Observatory Views Coronal Hole
This newly released image from NASA’s Solar Dynamics Observatory shows a coronal hole across the top of the sun. The dark area across the top…
NASA’s SDO Views Earth and the Moon Transiting the Sun
NASA’s Solar Dynamics Observatory captured images of Earth and the moon as they crossed the sun. Just before the moon entered the shot, Earth blocked…
Venus Transit Reveals Clues about the Venusian Atmosphere
Astronomers used the Venus transit to make measurements of how the Venusian atmosphere absorbs different kinds of light, revealing clues to what elements are layered…
M7.9-Class Solar Flare Seen by Solar Dynamics Observatory
The sun emitted a mid-level solar flare, an M7.9-class, peaking at 4:16 a.m. EDT on June 25, 2015. NASA’s Solar Dynamics Observatory, which watches the…
Solution to the Coronal Heating Mystery Presented at 2015 TESS Meeting
Researchers detail why the sun’s atmosphere is so much hotter than its surface, revealing that the heating mechanism depends on regular, but intermittent explosive bursts…
New Solar Dynamics Observatory Video: 5 Year Time-lapse of the Sun
This short video from NASA’s Goddard Space Flight Center shows a five year time-lapse of the Sun. NASA | 5-Year Time-lapse of the Sun The…
Solar Dynamics Observatory Spots Giant Filament on the Sun
This new image from NASA’s Solar Dynamics Observatory shows a giant filament on the Sun. A dark line snaked across the lower half of the…
SDO Collects Its 100-Millionth Image of the Sun
On January 19, 2015, at 12:49 p.m. EST, the Atmospheric Imaging Assembly on NASA’s Solar Dynamics Observatory captured its 100 millionth image of the sun….
NASA’s Solar Dynamics Observatory Views M-Class Solar Flare
The first significant solar flare of 2015 was spotted by NASA’s Solar Dynamics Observatory. The sun emitted a mid-level solar flare, peaking at 11:24 p.m….
NASA’s Solar Dynamics Observatory Views a Significant Solar Flare
A new video from NASA’s Solar Dynamics Observatory shows an X1.8-class flare erupting on the sun on December 19, 2014. The sun emitted a significant…
SDO Detects Third Mid-Level Flare from New Sunspot
NASA’s Solar Dynamics Observatory observed a third mid-level flare from the Sun. The flare was classified as an M5.4-class flare. On November 5, 2014, the…
Astronomers Discover New Clues to the Mystery of Coronal Heating
Using observations from the recently launched Interface Region Imaging Spectrograph, astronomers found new clues to the mystery of coronal heating. Cambridge, Massachusetts – Why is…
New SDO Image of the Sun Resembles Jack-o-Lantern Face
This new image captured on October 8, 2014 by NASA’s Solar Dynamics Observatory shows active regions on the sun combining to look something like a…
Solar Dynamics Observatory Watches 1 Million Mile Long Filament on the Sun
NASA’s Solar Dynamics Observatory viewed gigantic filament for several days as it rotated around with the sun. If straightened out, the filament would measure about…