APOD Science APOD APOD: 2012 July 10 – Happy… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

This close-up image captured by NASA's Solar Dynamics Observatory (SDO) shows the July 6, 2012 X-class flare captured in the…

Researchers have obtained the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the…

This image was captured by NASA's Solar Dynamics Observatory (SDO) shortly after the peak of the M6.9 flare and shows…

APOD Science APOD APOD: 2012 July 9 – Greeley… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD Science APOD APOD: 2012 July 8 – Volcano… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

APOD Science APOD APOD: 2012 July 7… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD…

APOD Science APOD APOD: 2012 July 6 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

This image, captured by the Solar Dynamics Observatory, shows the M5.3 class solar flare that peaked on July 4, 2012,…

More than 450 guests at NASA's Kennedy Space Center in Florida welcomed the arrival of the agency's first space-bound Orion…