Solar System's Early Formation Favored Fire Over Ice

A recent study of ancient iron meteorites has revealed that the Solar System's first solid bodies were primarily composed of tiny heat-forged rock beads called chondrules. This finding suggests that water-rich dust was largely excluded from the planet-building process, which occurred within the Solar System's first million years. The discovery pushes back the timeline of this selective process, providing new insights into the early formation of our celestial neighborhood. Researchers analyzed the composition of ancient iron meteorites to understand the origins of the Solar System's solid bodies. Their findings indicate that the Solar System's early environment favored the formation of chondrules over water-rich dust.