AR2192 was one of the biggest sunspots of Solar Cycle 24, whichstarted in 2008, and the largest sunspot group since 1990.
See below for our gallery of images of sunspot AR2192 captured by BBC Sky at Night Magazine readers and solar astrophotographers.
If you'd like to observe and photograph these features on the surface of the Sun yourself, read our guide on how to observe sunspots.