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Before the Big Bang – Language/Faith/Physics?
I'm repeatedly struck by criticism for asking about a "before." I've been accused of lacking a grasp of physics, even though I'm fully aware that asking about a "before" makes no sense. But I have written down an explanation and would like to hear your opinion on what is so difficult to understand: No, it…
Gravity of the Moon or Pluto on Earth, positive or negative?
Hypothetical question: Suppose Earth's gravity became as strong as that of the Moon or even Pluto (both much lighter), would that have a positive or negative effect on daily life? For example, in traffic, sports, air travel, and other things? Everything else remains the same, such as oxygen, etc. Here is a simulation of different…
Can you see the aurora today?
It's starry, but I can't see anything. Do you see it in "all" places or only in certain ones? Can you even see it with the naked eye or does it require a long exposure?
Why did they put this song on Voyager 1's gold record?
https://www.youtube.com/watch?v=Uf4rxCB4lys I think that's really cool How often is this actually played? Is it even played anymore? Where can you see the exact position of Voyager 1?
ab der Erde auf allen gesteinsplaneten so weit wir wissen, insb. aber auch auf einigen monden.