NASA's OSIRIS-REx mission will face one of the toughest parts of its journey: Protecting samples taken from asteroid Bennu as its capsule descends through Earth's atmosphere for recovery.
How NASA's OSIRIS-REx will bring asteroid samples to Earth in 5 not-so-easy steps : Read more
How NASA's OSIRIS-REx will bring asteroid samples to Earth in 5 not-so-easy steps : Read more