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…
Solar Dynamics Observatory News
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…
New SDO Video Shows Recent Sunspots that Have Developed and Faded Away
This new video from the Solar Dynamics Observatory shows how many sunspots develop and fade away over a period of days. Lots of Spots Over…
Scientists Reveal New Clues to Determining the Solar Cycle
Scientists have discovered a new marker to track the course of the solar cycle, providing a new way to watch the way the magnetic fields…
Solar Dynamics Observatory Captures Images of Recent M5 Solar Flare
New images from NASA’s Solar Dynamics Observatory show the M5 solar flare that erupted on August 24, 2014. On August 24, 2014, the sun emitted…
NASA Spacecraft Spots an Unusual Series of Eruptions from the Sun
New research presented at the 2014 Royal Astronomical Society’s National Astronomy Meeting reveals an unusual series of puffs emanating from the base of the sun’s…
New Technique Provides Near Real-Time Mapping of the Sun’s Interior
Using data from NASA’s Solar Dynamics Observatory, researchers have developed a new technique that opens the door for near real-time mapping of the sun’s roiling…
New SDO Image of X-Class Solar Flare
This new image of an X-class solar flare was captured by NASA’s Solar Dynamics Observatory on March 29, 2014. The sun emitted a significant solar…