The solar array corners are clipped to provide clearance for the high-gain dishes when the Earth is between SDO and the Sun. The four telescopes of AIA are visible on the top with EVE and HMI on ...

Sunspot AR3767 erupted with a X1.7-class solar flare, followed by an X1.1-class flare from sunspot AR3780. NASA's Solar ...

A study published in The Astrophysical Journal Letters reveals new insights into the triggering mechanisms of solar ...

Eruptions from sunspot AR3664 have created a geomagnetic storm that is delivering jaw-dropping northern lights on Earth. The ...

Credit: NASA / SDO and the AIA, EVE, and HMI science teams, helioviewer.org The sun has once again unleashed a powerful solar flare, continuing its streak of intense activity. On April 1 ...