Since NASA’s Solar Dynamics Observatory spacecraft became operational in late April of 2010, it has provided a trove of valuable data — and mind-boggling views of the Sun.
This past year was no exception, as the video above shows. It consists of imagery acquired by SDO from Jan. 1, 2015, to Jan. 28, 2016, in one stunning time-lapse sequence.
Click to play it on YouTube. And if your internet speed is high enough, watch it in ultra-high definition: 3840 x 2160 (in other words, 4K) and 2