On Saturday, September 29, 2018 at 10:34:44 PM UTC-6, Chris L Peterson wrote:
On Sat, 29 Sep 2018 15:23:36 -0700 (PDT), RichA
wrote:
What's the mechanism?
Reaction wheels.
Here's an article about it:
https://www.space.com/41941-hayabusa...ping-tech.html
John Savard