Earth's intense gravity may rip space rocks apart, reducing the risk of 'planet killer' asteroids

Earth and other terrestrial planets probably use their gravitational forces to tear apart asteroids ― but this creates more streams of smaller asteroids.

Earth's intense gravity may rip space rocks apart, reducing the risk of 'planet killer' asteroids
Earth and other terrestrial planets probably use their gravitational forces to tear apart asteroids ― but this creates more streams of smaller asteroids.