Solar Dynamics Observatory (SDO)

SDO’s Guide to Solar Flares

X-Class, M-Class, C-Class... What does it all that mean, and just what is a solar flare? This video from the…

10 years ago

Sun Erupts with Largest Solar Flare of the Cycle

Early Tuesday morning (August 9, 2011,) the Sun erupted with the largest solar flare of Cycle 24, registering as an…

10 years ago

How Big Are Solar Flares?

With the recent activity on the Sun, we've used the words "massive" or "huge" to describe solar flares. But just…

10 years ago

Activity Heating Up on the Sun!

[/caption] The summer Sun (for us in the northern hemisphere) is getting active! Here are images and videos of recent…

10 years ago

SDO Finds the Man in the Sun

We all know about the Man in the Moon, but the Solar Dynamics Observatory spacecraft has now detected an old…

10 years ago

Recent Sun Activity: Plasma Fountains, Sun-Grazing Comet

Interesting activity captured on the Sun early today (July 12, 2011) showing an active region on the Sun's Eastern limb.…

10 years ago

Ride Along with a Sounding Rocket

Earlier this year, a sounding rocket was launched to measure solar energy output and calibrate the EVE instrument on the…

10 years ago

Sun Celebrates Solstice With Flare (and a CME)

[/caption] Late in the evening on June 20, 2011 the Sun emitted a long lasting C7.7 class flare (a relatively…

10 years ago

Giant “Surfing” Waves Roll Through Sun’s Atmosphere

[/caption] Surf’s up on the Sun! Our favorite gnarly spacecraft, the Solar Dynamics Observatory (SDO) has caught conclusive evidence of…

10 years ago

More Eye-Popping Video from the June 7 Solar Explosion

Here's more video from the huge explosion on the Sun on June 7, 2011, which began at about 06:41 UTC.…

10 years ago