On: Ask HN: What alternatives to the internet are ther...

[mac3n]

look at DTN https://en.wikipedia.org/wiki/Delay-tolerant_networking

message-oriented network that doesn't assume end-to-end connectivity motivated by Interplanetary Internet https://en.wikipedia.org/wiki/Interplanetary_Internet

for example, wait for planetary alignment, then transmit also, messaging via "data mules"