The original post: /r/explainlikeimfive by /u/According_Mention641 on 2024-04-29 17:04:13.

Hey so i cant upload images but if u dm i can send you a drawing 🌎⬅️one light year➡️🌍 ———————————— one lightyear long stick

Why could we not just have a really really really mega long stock which we just pull back and forth and bang on the other end in morse code?

Please assume the material is strong enough and factor out orbital spins etc

Surely the premise works?

Thanks!