The beginning of totality during the total solar eclipse on December 14, 2020. Large red prominences and part of the turbulent chromosphere appear around the Moon’s silhouette. This high-definition composite image blends 11 individual images, covering a wide range of exposures, to capture both the bright lower and dimmer outer corona.
Up to seven eclipses of the Sun and Moon can take place in one year, though the last time that happened was 1982, and the fewest possible is four.
That latter, minimalist mix is in play for 2021 — but it’s a good assortment. The two solar eclipses