“The presence of hydrated minerals across the asteroid confirms that Bennu, a remnant from early in the formation of the solar system, is an excellent specimen for the OSIRIS-REx mission to study the composition of primitive volatiles and organics.” - Amy Simon, OVIRS deputy instrument scientist, NASA’s Goddard Space Flight Center.
Water on Bennu: A Treasure Trove of Data?
Sources:
NASA Press Release: NASA’s Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on Asteroid
Wikipedia Entry: OSIRIS-REx
NASA page: OSIRIS-REx mission
Canadian Space Agency: Canada's Contribution to the OSIRIS-REx Asteroid Sample Return Mission