Creation
The creation of heaven and earth in the first chapter of Genesis represents the new creation of the celestial church called 'Man'.
(References: Arcana Coelestia 9336, Genesis 1)
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])