..1.3 million other earths could fit inside the sun . if you were to drill a tunnel straight through the entire earth it would take around 42 minutes to get to the other side. . it takes 8 minutes and 20 seconds for light from the sun to travel to the earth . 1 third of the earth’s surface is partially or completely desert. . Before trees were a common thing the earth had giant mushrooms instead. . the coldest place on earth is Antarctica and in the winter temperatures can drop to around 100 degrees’ f and 75 degrees c . there isn’t 24 hours in a day its actually 23 hours 56 minutes and 4 seconds . the oceans are 90% unexplored . the earth has a radius of 6.371 km . the earths distance from the sun is 149.6 million km . the earth is mostly around 32.1% iron 15.1% silicon 30.1% oxygen 13.9% magnesium.