Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

NASA OSIRIS-REx sample collection event at Asteroid Bennu saw the spacecraft plunge its arm into the surface. Find out how ...

I call Bennu the “trickster asteroid” because it constantly surprised us and challenged us. The most surprising thing that directly impacted the mission is the rugged nature of Bennu’s surface. We ...