The Moon’s diameter is ~2,160 miles

The Earth’s diameter is ~7,917.5 miles nearly 4x the moon

The Sun’s is a staggering 864,000 miles—making the Sun about 400x (389x) larger than the Moon.

At the same time, the Sun is roughly 400 times farther from Earth (93.3 million miles) than the Moon (232,000 miles).