FARGO — Our planet Earth is tilted. That is to say, its axis of daily rotation is tilted about 23 and a half degrees from its axis of revolution around the sun. It is this tilt that gives us seasons.

Earth’s Rotation Day 2026, observed on January 8, highlights how Earth’s constant rotation shapes day and night, climate, ...

Earth’s rotation is the continuous spinning of the planet around its axis, an imaginary line running from the North Pole to the South Pole. One full rotation takes about 24 hours, creating the cycle ...