For example if the Betelgeuze system had a planet, with a theoretical large telescope on that planet and looked back at earth. It would see life and civilizations from the 15th century a.d. (~500 light years distance)
For example if the Betelgeuze system had a planet, with a theoretical large telescope on that planet and looked back at earth. It would see life and civilizations from the 15th century a.d. (~500 light years distance)
Oh snap! That does sound eerily similar. Probably written before we had our idea, and I’m sure it is far more well written than what I could have done.
I’ll keep my eyes open for it!