[_Microft]

I will leave the following links here, just for the off-chance that you might find them interesting:

https://en.wikipedia.org/wiki/Delay-tolerant_networking

https://en.wikipedia.org/wiki/Interplanetary_Internet

[azernik]

The relevant RFCs are also fascinating

https://datatracker.ietf.org/doc/html/rfc4838

https://datatracker.ietf.org/doc/html/rfc5050