Interesting, TIL that Hubble uses gas-bearing gyroscopes. I been struggling to find any other spacecraft that use those gas-bearing gyros. The only other one th

Interesting, TIL that Hubble uses gas-bearing gyroscopes. I been struggling to find any other spacecraft that use those gas-bearing gyros. The only other one that seems to be using them (that is still operational) is the Chandra X-ray Observatory.