At 12 noon PT, 4 Feb 2025, the HMI/AIA JSOC at Stanford has resumed normal data services. A small fraction of the data files were lost and a...

The JSOC repair continues. This week we have started serving 15 min cadence images from AIA and HMI for Space Weather operators and others a...

Today is the Summer Solstice, the longest day in the Northern hemisphere and the shortest day in the Southern. That officially happens at 20...

The time in the header of the HMI movie turns out to be off by 3 hours (the movie runs from 1320-1342 UTC). Once I heard that, it was back t...

Last week, we celebrated the 12th anniversary of the launch of SDO. This amazing mission is still going strong, measuring the beginnings of ...

Accummulated snow in the SDO-1 antenna caused an outage in the SDO Ka science data from approximately 1815 UTC to 2310 UTC (1:15 pm ET to 6:...

According to this NASA News Release , SDO images will be featured on a set of USPS First Class Forever stamps. Here's what the stamps wi...

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...

The SDO website ( sdo.gsfc.nasa.gov ) has two new features. If you follow the "Sun Now" link to https://sdo.gsfc.nasa.gov/data/ ,...

Ever wish you could listen to SDO data? We have developed new ways to do just that! This week the American Astronomical Society and the AAS...

Nine years ago today, at 10:23 am ET, SDO rose into the sky atop an Atlas V 401 launch vehicle. Since that day SDO has returned over 350 mil...

Anything looking at the Sun tends to heat up. The SDO instruments have been looking at the Sun for 8.5 years. Although they are designed to ...

Here is the 100,000,000th image seen by HMI! It was snapped yesterday (March 8) at 0453 UTC (11:53 pm ET on March 7). Unlike the 100,000,000...

Today, February 4, 2015, SDO performed two maneuvers, the EVE FOV from 1315-1557 UTC (5:15-10:57 am ET) and the HMI/AIA Flat Field from 1630...

UNESCO has declared 2015 as the International Year of Light . A story on CNN showed NASA images to celebrate IYL2015. One image was an AIA...

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...

The fiber optics cable is repaired and data is flowing to the JSOC. It's good to see the Sun!

The SDO JSOC is recovering from an internal disruption and images are unavailable. This outage should last 24 hours. Update 11/5/2014 2142...

A recent blog post at The Astronomy Stackexchange asked whether an AIA image taken during the perihelion passage of Comet ISON showed the c...