Seasons began on Earth during the Hadean era around 4.3 billion years ago, when the planet's tilt caused a monumental … See more

The Earth's orbit exhibits approximate axial parallelism, maintaining its direction toward Polaris (the "North Star") year-round. This is one of the primary reasons for the Earth's seasons, as illustrated by the diagram to the right. M… See more

Most calendar-based partitions use a four-season model to demarcate the warmest and coldest seasons, which are further separated by two intermediate seasons. Calendar-based reckoning defines the seasons in … See more

Ecologically speaking, a season is a period of the year in which only certain types of floral and animal events happen (e.g.: flowers bloom—spring; hedgehogs hibernate—winter). So, if a change in daily floral and a… See more

• Horae, Greek goddesses of seasons
• Indian summer
• Persephone, Greek mythological figure associated with the rebirth of vegetation in the spring… See more