The time it takes for the sun to completely rotate depends where on the sun you are measuring.

Most people think earthquakes only affect the ground — but they can affect the entire planet. Major quakes can shift Earth’s axis, move the North Pole, and even slightly change how fast Earth rotates.

The answer, obviously, is really, really fast. Here, Universe Today‘s Fraser Cain tells us exactly how fast, and gives us answers to a few other things you may have wondered about before. For instance ...