murmelade@lemmy.ml to

Ask Science@lemmy.worldEnglish · 4 months ago

How large would a city/base on the moon have to be in order to be visible with the unaided human eye from earth?

2

How large would a city/base on the moon have to be in order to be visible with the unaided human eye from earth?

murmelade@lemmy.ml to

Ask Science@lemmy.worldEnglish · 4 months ago

Let’s say the roofs are all red, how big does it have to be to be visible as a little red dot?

Chat

tobogganablaze@lemmus.org
link
fedilink
English
arrow-up
1·
4 months ago
http://www.waloszek.de/astro_mond_0_e.php

tl;dr: between 120 and 350 kilometres depending on how good your eyes are.
- AceBonobo@lemmy.world
  link
  fedilink
  English
  arrow-up
  1·
  4 months ago
  Paris is around 15km Tokyo is 90km
  - CarbonatedPastaSauce@lemmy.world
    link
    fedilink
    English
    arrow-up
    1·
    4 months ago
    Whew. Don’t have to worry about them ruining the view in my lifetime!
    - Frozengyro@lemmy.world
      link
      fedilink
      English
      arrow-up
      1·
      4 months ago
      That’s if they don’t put a giant ad on the moon. Just need a little bit of paint!

Ask Science@lemmy.world

askscience@lemmy.world

You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !askscience@lemmy.world

Ask a science question, get a science answer.

Community Rules

Rule 1: Be respectful and inclusive.

Treat others with respect, and maintain a positive atmosphere.

Rule 2: No harassment, hate speech, bigotry, or trolling.

Avoid any form of harassment, hate speech, bigotry, or offensive behavior.

Rule 3: Engage in constructive discussions.

Contribute to meaningful and constructive discussions that enhance scientific understanding.

Rule 4: No AI-generated answers.

Strictly prohibit the use of AI-generated answers. Providing answers generated by AI systems is not allowed and may result in a ban.

Rule 5: Follow guidelines and moderators' instructions.

Adhere to community guidelines and comply with instructions given by moderators.

Rule 6: Use appropriate language and tone.

Communicate using suitable language and maintain a professional and respectful tone.

Rule 7: Report violations.

Report any violations of the community rules to the moderators for appropriate action.

Rule 8: Foster a continuous learning environment.

Encourage a continuous learning environment where members can share knowledge and engage in scientific discussions.

Rule 9: Source required for answers.

Provide credible sources for answers. Failure to include a source may result in the removal of the answer to ensure information reliability.

By adhering to these rules, we create a welcoming and informative environment where science-related questions receive accurate and credible answers. Thank you for your cooperation in making the Ask Science community a valuable resource for scientific knowledge.

We retain the discretion to modify the rules as we deem necessary.

Visibility: Public

This community can be federated to other instances and be posted/commented in by their users.

2 users / day
87 users / week
409 users / month
1.92K users / 6 months
1 local subscriber
8.65K subscribers
99 Posts
832 Comments
Modlog