Earth's collision with Theia 4.5 billion years "made life possible" | NYGazet

The timing of Earth's early formation points to a planet that started out dry. So, life’s essential building blocks arrived later, but how?

The first chapter of Earth’s formation moved quickly. New research shows that our planet locked in its basic chemical makeup within about three million years of the Solar System’s birth. That type of fast chemical coalescence helped build a world, bu... [6005 chars]