Touchdown! NASA makes historic touchdown on asteroid Bennu to collect rock samples

NASA's OSIRIS-REx spacecraft is getting ready to reach out its robotic arm and collect a sample from the asteroid Bennu's surface Tuesday evening.

Touchdown! NASA makes historic touchdown on asteroid Bennu to collect rock samples
NASA's OSIRIS-REx spacecraft is getting ready to reach out its robotic arm and collect a sample from the asteroid Bennu's surface Tuesday evening.