[dogma1138]

Hubble fixes? Also it seems that quite a few shuttle missions were satellite servicing missions including relaunching sattlites that failed to get into the correct orbit: https://en.m.wikipedia.org/wiki/STS-49

[gibsjose]

Yeah, the SSPD (NASA office behind Restore-L) started with the Hubble reservicing missions

[dogma1138]

So I think what you meant was, unmanned servicing has not been performed yet?

[gibsjose]

Yeah, that's more correct