What If Earth Orbited the Sun at the Speed of Light?

Every year, our planet makes one full trip around the Sun. And while that means we’re already moving at breakneck speeds, we’re about to ramp that speed up. Like, way up! Let’s turn Earth into a planet-sized spaceship and crank it up to light speed. What would happen to Earth if it started orbiting so fast? And what would it be like to experience this all from down on the ground?