These incredibly detailed images of the sun were captured by astrophotographer Mark Johnston from his backyard in Scottsdale, Arizona.
As we approach solar maximum, the peak of solar activity during the sun's approximately 11-year solar cycle, the sun has been anything but quiet. Spawning huge sunspots, unleashing powerful solar flares and coronal mass ejections (CMEs) and triggering impressive widespread aurora displays, the sun has certainly been keeping us on our toes.
