Conversation so far:
what is the ring of light around the sun during an eclipse called
In an annular eclipse, the Sun appears as a very bright ring, or annulus, surrounding the dark disk of the Moon.
What's the cause of an annulus
An annular eclipse occurs when the apparent size of the Moon is smaller than that of the Sun
what other kinds of solar eclipses are there besides annular eclipses
Types of solar eclipses include a total eclipse, an annular eclipse, a hybrid eclipse, and a partial eclipse.
what type of solar eclipse is most common
About 35% of all solar eclipses are partial solar eclipses, meaning that they occur more often than total or annular solar eclipses.

Question: How common
Self-contained rewrite: how common are partial solar eclipses