Great lights
Great lights, as in luminaries, signify love and faith, and are called in Genesis 1:14-17 the sun, moon, and stars.
(References: Arcana Coelestia 31 [1-3])
Genesis 1:14-17
14
God said, "Let there be lights in the expanse of sky to divide the day from the night; and let them be for signs, and for seasons, and for days and years;
15
and let them be for lights in the expanse of sky to give light on the earth;" and it was so.
16
God made the two great lights: the greater light to rule the day, and the lesser light to rule the night. He also made the stars.
17
God set them in the expanse of sky to give light to the earth,
