This image is part of a wider system of depressions that spiral outward from the very center of Mars' north pole. Seen in context, you can see rippling troughs that curve and bend and slice outwards from the pole counterclockwise.
So far, there've been no reports of casualties or major damage from the event that began Sunday. At this writing, the alert level has been raised to 4: “an imminent hazardous eruption."
When you see concentric colored rings around a sunset, you might want to grab a tissue. This atmospheric phenomenon results from an abundance of uniformly sized pollen grains, drifting in the air.
The December 26, 2019, annular or 'ring of fire' solar eclipse was viewed across a narrow track that started at sunrise in Saudi Arabia and ended at sunset over the North Pacific Ocean.