SDO | Solar Dynamics Observatory

The Sun Now - AIA 0193

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

HMI Dopplergram

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Where is SDO? »

Where is SDO?

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Active Region Coming Around the Bend

A good-sized active region with bright, towering arches began to rotate into view (Apr. 18-19, 2018)
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Pick of the Week

Active Region Coming Around the Bend

A good-sized active region with bright, towering arches began to rotate into view (Apr. 18-19, 2018)
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SDO Mission Blog

SDO Instrument Calibration Maneuvers - Sat, 14 Apr

This past Wednesday starting at 1415 UTC (10:15 am ET) SDO performed the EVE FOV and HMI/AIA Flatfi...

The First Signs of Solar Cycle 25 - Fri, 13 Apr

On 20-Dec-2016 a USET observer saw a small patch of magnetic field in the southern hemisphere of the...

High-Gain Antenna Test Continues - Tue, 03 Apr

The SDO Team continues running the high-gain antenna (HGA) test. We are pretending that the “b...

On-Orbit Testing of SDO, March 28–April 25, 2018 - Mon, 26 Mar

During the test the roll angle of SDO will vary from 0 to 180 degrees. Near-realtime images from SDO...