By Black Canyon Astronomical Society
Do you know when the Earth is nearest the sun? It’s January 4th, during what is typically the coldest part of our winter. Seasons are caused by the tilt of the Earth’s rotation axis, not by our distance from the sun.
When the northern hemisphere is tilted away from the sun in late December and January we experience deep winter, while the southern hemisphere is tilted toward the sun and experiencing summer.
Read more
