Answer
Most meteoroids are formed from three primary sources: interplanetary debris that survived the gravity of planets during the formation of the solar system, material that has been ejected from the asteroid belt, or the rocky/metallic remains of comets that have passed through Earth's orbit.
Work Step by Step
Most meteoroids are formed from three primary sources: interplanetary debris that survived the gravity of planets during the formation of the solar system, material that has been ejected from the asteroid belt, or the rocky/metallic remains of comets that have passed through Earth's orbit.