NASA's OSIRIS-REx mission reached asteroid 101955 Bennu. Two years later, the spacecraft snagged a sample of its surface, ...
Astronomers estimate that Bennu has a 1 in 2,700 chance of affecting Earth in September 2182 ... and marked the last known large asteroid to hit the planet. Given the small but not impossible ...
The Earth could be sent into an "impact winter" if it is hit by the 500 metre wide Bennu asteroid where dust would be kicked ...