What is the risk of Asteroid 101955 Bennu?
Asteroid 101955 Bennu and Risk of Impacting Earth 101955 Bennu is a near-Earth asteroid that is classified as a potentially hazardous object. It is a carbonaceous asteroid, meaning that it is composed of organic material. Bennu has a mean diameter of 490 meters (1,610 feet) and a mass of 7.8 × 10^10 kilograms. Bennu was … Read more