OSIRIS-REx spacecraft finds traces of water on asteroid

The video tutorial covers the mission of the Osiris Rex spacecraft to asteroid Bennu. It details the spacecraft's approach, data collection using spectrometers, and the discovery of hydroxyl molecules indicating past water interaction. The tutorial outlines the orbit schedule, sample collection plans using a robotic arm, and the return of samples to Earth in September 2023.

Describe the mechanism used by Osiris Rex to collect samples from the asteroid.

What is the expected timeline for Osiris Rex to return the samples to Earth?