11 () posted 1 year ago by 925thejoyisgone 1 year ago by 925thejoyisgone +16 / -5 70 comments share 70 comments share save hide report block hide replies
The tilt angle is constant, up to small fluctuations, as measured with respect to the distant stars. But the angle at which sun rays hit the Earth's surface varies depending on the seasons. Axial Tilt
Just sit down and think about it.