The actual title reads quite clearly it's not about orbital mechanics: "Investigating the Luna-Terra Collapse through the Temporal Multilayer Graph Structure of the Ethereum Stablecoin Ecosystem"
hn auto shorting of titles makes funny voincidences some times totally rewriting the meaning of submissions titles by omission of just a few words
heh
lol. I had that same thought. I opened the article thinking it might be about the formation of the moon.