LifeOnEarth

Technology

How Many Earths Can Fit on the Sun?

Understanding the Size of the Sun The Sun is the largest object in our solar system, with a diameter of about 1.4 million kilometers (870,000 miles). It makes up over 99% of the mass in the solar system, with the remaining mass shared by all the planets, moons, asteroids, and comets combined. To put the size of the Sun into…