SDO: Solar Dynamics Observatory

High resolution images of the Sun from the SDO spacecraft - the Solar Dynamics Observatory.

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SDO AIA 211, 193, 171 (29 January 2014)
SDO AIA 211, 193, 171 (29 January 2014)
Image credit: Solar Dynamics Observatory, NASA.

SDO spacecraft

Solar Dynamics Observatory (SDO) is a spacecraft laboratory, orbiting the Earth and pointing its instruments to the Sun. Its mission is to understand the causes of solar variability and its impacts on Earth.

SDO combined products

Latest combined product composite images from SDO AIA and HMI instruments.
(External links to composite images open in a new browser window.)

AIA images

Latest images of the Sun from SDO AIA instrument:
(External links to AIA images open in a new browser window.)

HMI images

Latest images of the Sun from SDO HMI instrument:
(External links to HMI images open in a new browser window.)

EVE data plot

Latest 3 days data plot of Sun irradiance variations, measured from SDO EVE instrument diodes:
(External link to the irradiance plot opens in a new browser window.)
3 days irradiance plot

Space weather and solar activity

Current web page, "SDO - Solar Dynamics Observatory" is a part of Space weather and solar activity section of Lunaf.com. You may want to visit previous or next page too:

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