Earth's orbit around the Sun

Distances and dimensions are not in scale. Color lines show Equinoxes and Solstice.
January

Sunbeam inclination at selected latitude at high noon

The Earth view

Selected latitude
The circle seperating the illuminated hemisphere
Equator
Tropics
Polar circles

Seasons

What induces the seasons? How high is the sun over the year in different latitudes? And how would the situation change when the Earth's axis had a different slope?

Selecting a place on the Earth

Using mouse you can move in  space and rotate the scene.

The speed of rotation is slowed against to the speed of the Earth's orbit around the Sun.