Our history in the stars

Astronomers map the substance aluminum monoxide (AlO) in a cloud around a distant young star — Origin Source I. The finding clarifies some important details about how our solar system, and ultimately we, came to be. The cloud’s limited distribution suggests AlO gas rapidly condenses to solid grains, which hints at what an early stage of our solar evolution looked like.
Source: EurekaAlert, https://www.eurekalert.org