Yesterday, from 6:00--8:33 pm, the Moon moved between SDO and the Sun. These lunar transits happen a few times each year. Here is the FOT ...

SDO will execute Station Keeping Maneuver #20 today at 2230 UTC (5:30 p.m. ET). From 2200 to 2250 UTC (5:00-5:50 p.m. ET) science data may b...

Ten years ago, 11 Feb 2010, SDO rose majestically into the Florida skies. Since that day we have taken and recorded over 350 million images ...

Today from 1315-1915 UTC (8:15 am - 2:15 pm ET) SDO will perform the EVE Field of View and HMI/AIA Flatfield calibration maneuvers. Science ...

On January 5, 2020, at 0547 UTC (2:47 am ET) the Earth reached perihelion in its orbit around the Sun. At that time the Earth was 147,091,14...

In all the hype about the Mercury transit last Monday, we overlooked another milestone in the SDO mission. On November 5, 2019, the AIA inst...

Here are composite views of Monday's transit (top) and the transit in 2016 (bottom). They were produced by Monica Bobra at Stanford Univ...