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Featured Stories

composite SDO image of sun from April 2012-April 2013

Three Years of SDO Images

Since it first provided images of the sun in spring 2010, SDO has had virtually unbroken coverage of the sun's rise toward solar maximum.

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NASA's SDO Sees an Eclipse And a Transit

On Mar. 11, 2013, NASA's Solar Dynamics Observatory caught a rare sight on camera: the sun with both Earth and the moon passing in front of it.

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On July 19, 2012, an eruption occurred on the sun that produced 3 results; 1) a moderately powerful solar flare, 2) a CME and 3) coronal rain.

SDO Shows A Little Rain On the Sun

On July 19, 2012, the sun treated viewers to one of its dazzling magnetic displays -- a phenomenon known as coronal rain.

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Mission News

Goddard Sunday Experiment about SDO Solar Mission

01.10.13 - NASA's Goddard Visitor Center will host this month's Sunday Experiment on Sunday, Jan. 20 from 1 to 3 p.m. EST around the SDO mission.

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Latest SDO AIA Image

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This image taken by SDO's AIA instrument at 171 Angstrom shows the current conditions of the quiet corona and upper transition region of the Sun.

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Latest Solar Activity

NASA’s STEREO Detects a CME From the Sun

A combined view from two NASA satellites of the coronal mass ejection that occurred on May 17, 2013, at 5:36 EDT.

05.17.13

On 5:24 a.m. EDT on May 17, 2013, the sun erupted with an Earth-directed coronal mass ejection or CME, a solar phenomenon that can send billions of tons of solar particles into space.