SDO | Solar Dynamics Observatory

The Sun Now

AIA 0193

AIA 0171

AIA 0304

AIA 0211

AIA 0131

AIA 0335

AIA 094

AIA 1600

AIA 1700

AIA 211, 193, 171

AIA 304, 211, 171

AIA 094, 335, 193

AIA 171 & HMIB

HMI Magnetogram

HMI Intensitygram

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HMI Dopplergram

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Pick of the Week

Criss-Crossing Lunar Transit

On Mar. 6, 2019, SDO observed a long lunar transit - with a twist. The shadow of the Moon in SDO's i
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SDO Mission Blog

Eclipse Season #31 begins, featuring the Sun, Earth and Moon - Wed, 09 Jul

07:21 UT on July 10, 2025, and will last until August 7. SDO's orbit is geosynchronous, inclin...

The Flare-ometer is at X-level again - Wed, 18 Jun

Solar flares are classified using the X-ray brightness (see an explanation here), and "X class" flar...

Four Lunar Transits April-July 2025 - Sat, 29 Mar

There are lunar transits on April 27, 2025 and April 28, 2025. Here are the movies from the SDO Fli...

JSOC Repairs are Complete, Normal Data Services have Resumed - Sun, 09 Feb

Congratulations to the Stanford Team for their rapid repair of the JSOC! ...

JSOC Update and Schedule of Events - Thu, 09 Jan

https://sdo.gsfc.nasa.gov. Stanford continues to rebuild the full capability of the JSOC. Several pi...