This Asteroid Wasn’t Just a Rock, It Was Once a Salty, Watery World Holding Clues to Life

Samples from asteroid Bennu show clear signs of ancient liquid water. Scientists found minerals formed from salty water evaporation, indicating long-lived brines. This discovery suggests asteroids were chemically active and may have delivered water and organic compounds essential for life to early Earth. The findings offer new insights into the solar system's early history.