ClipArt ETC
"Suppose the Earth to be in her Summer solstice, which takes place on the 21st of June. At this period she will be at a, having her north pole, n, so inclined towards the Sun, that the whole arctic circle will be illuminated, and consequently the Sun's rays will extend 23.25 degrees, the breadth of the polar circle, beyond the north pole." —Comstock, 1850

Seasons

"Suppose the Earth to be in her Summer solstice, which takes place on the 21st of June. At this period…

A diagram that shows constellations, seasons, equinoxes, solstices and astrological signs.

Seasons etc.

A diagram that shows constellations, seasons, equinoxes, solstices and astrological signs.