The bit carousel—a mechanism that will play a key role in the acquisition, containment and eventual return to Earth of humanity’s first samples from another planet—has been incorporated into NASA’s Mars 2020 rover.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/robotictoolk.jpg)
Source:
https://phys.org/news/2019-08-robotic-toolkit-added-nasa-mars.html