Asteroid Bennu’s Surface Like a Pit of Plastic Balls, NASA’s Spacecraft Almost Sank Into It, Say Scientists

While scientists believed that asteroid Bennu had a smooth and plain surface, they were recently astonished to learn the true nature of its exterior. An analysis of the data gathered by NASA's OSIRIS-REx spacecraft revealed that Bennu's surface consists of loosely packed particles that resemble a pit filled with plastic balls.