As the cloud began to accelerate, its angular momentum, gravity, and inertia flattened it into a protoplanetary disk perpendicular to its axis of rotation.
Ri tatkala awan sampun magingsir, kawéntenan bucu, gravitasi, miwah inersianyane rata manados sakadi piringan protoplanet sané  jegjeg leser kapining sumbu rotasinnyané.