How large would a city/base on the moon have to be in order to be visible with the unaided human eye from earth?
How large would a city/base on the moon have to be in order to be visible with the unaided human eye from earth?
Let's say the roofs are all red, how big does it have to be to be visible as a little red dot?
You're viewing a single thread.
http://www.waloszek.de/astro_mond_0_e.php
tl;dr: between 120 and 350 kilometres depending on how good your eyes are.
Paris is around 15km Tokyo is 90km
Whew. Don’t have to worry about them ruining the view in my lifetime!
That's if they don't put a giant ad on the moon. Just need a little bit of paint!
Oh god, that's the real future.
"we're trying to reach you about your car's extended warranty!"
Why would a huge neon sign be so cool yet so dystopian.
I'm all for giant neon sign, but it has to spell fart or be dick shaped.