Today, from 1800-2252 UTC (1:00-5:52 pm ET), SDO will perform the EVE Cruciform calibration maneuver. During this time the images may be blu...

Yesterday at 1950 UTC (2:50 p.m. ET) SDO did Momentum Maneuver #21. Science data may not be available for 20 minutes on either side of the t...

Yesterday, January 19, 2015, at 1749 UTC (12:49 pm ET) the AIA instrument recorded its 100,000,000th image. Here it is, an AIA 193 Å image s...

The number 100,000,000 has been on my mind this week, especially as Monday approaches. If I traveled 100,000,000 miles I could have gone...

SDO was chosen as one of the Top Stories of 2014 by Discover magazine .  There is a beautiful SDO image on the cover.  Congratulations SD...

Happy Perihelion! Yesterday at 0636 UTC (1:36 am ET) the Earth was as close to the Sun as it will be in 2015. This is called perihelion. The...

Welcome to 2015! There were no fireworks on the Sun last night to welcome in the New Year. Only a few C-class flares during the last day o...