So as a means of celebrating the SDO’s 10th anniversary at the end of June, NASA selected 87,000 of the satellite’s photos and condensed them into a time lapse view of the sun’s surface, with each second of the video represents one day on Earth.
According to the NASA video caption, all of the photos were “taken at a wavelength of 17.1 nanometers, which is an extreme ultraviolet wavelength that shows the sun’s outermost atmospheric layer—the corona.â€.