Solar Dynamics Observatory Captures Image of Mid-level Flare
NASA’s Solar Dynamics Observatory captured an image of a mid-level solar flare emitted from the sun on September 4th. The sun emitted a mid-level solar…
Solar Dynamics Observatory News
Astronomers Detail the Nature of Solar Brightness Variations
For the first time, researchers reconstruct and detail the two phenomena that are responsible for the fluctuation of brightness in our sun. The Sun shines…
Scientists Watch the Sun Stop Its Own Solar Eruption
A team of astronomers watch as a failed solar eruption occurs on the surface of the Sun, leaving astronomers with a wealth of data captured…
Solar Dynamics Observatory Tracks an Active Region on the Sun
NASA’s Solar Dynamics Observatory (SDO) watched an active region — an area of intense and complex magnetic fields — rotate into view on the Sun…
NASA’s SDO Watches a Sunspot That is Larger Than Earth
NASA’s Solar Dynamics Observatory observes a sunspot that is the first to appear after the sun was spotless for two days. The dark core of…
NASA’s Solar Dynamics Observatory Sees Partial Solar Eclipse in Space
NASA’s Solar Dynamics Observatory (SDO) saw a partial solar eclipse in space when it caught the moon passing in front of the sun on May…
NASA’s Solar Dynamics Observatory Views a Trio of Solar Flares
NASA’s Solar Dynamics Observatory captured the new images of the three solar flares. The sun emitted a trio of mid-level solar flares on April 2-3,…
NASA’s Solar Dynamics Observatory Views a Spotless Sun
For a 15 day stretch beginning on March 7, 2017, NASA’s Solar Dynamics Observatory returned visible light images of a yolk-like spotless sun. This is…
NASA’s Solar Dynamics Observatory Captures a Partial Solar Eclipse
NASA’s Solar Dynamics Observatory experienced a partial solar eclipse in space when it caught the moon passing in front of the sun. The moon’s shadow…
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…
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…