Below, I assembled a list of thoughts for Bitcoin's role in humanity's expansion through space, which is my current obsession:
Dhruv Bansal Bitcoin Astronomy, Part I: https://unchained.com/blog/law-of-hash-horizons/
(Bitcoin Audible) Bitcoin Astronomy audio versions: Part I: https://bitcoinaudible.com/bitcoin-astronomy-part-1/ Part II: https://bitcoinaudible.com/bitcoin-astronomy-part-2/
A sneak peak into "The Timechain Codex," a graphic novel based on Dhruv Bansal's Bitcoin Astronomy with AI art by Fractal Encrypt, Edited by Tomer Strolight
Link to download books 1-6, pdf: https://www.swanbitcoin.com/the-timechain-codex/
Why Proof of Stake won’t be used for intergalactic first contact: A Bitcoin Astronomy essay by Buck Perley. https://unchained.com/blog/bitcoin-astronomy-proof-of-stake/
Some earlier writing on the subject, Bitcoin's interplanetary Frontier, by Clark Moody https://bitcoin.clarkmoody.com/posts/bitcoin-interplanetary-frontier