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Answer by Sammy Black for Question about if something would be visible from...
If I understand the question correctly, you're asking about the height $H$ above the surface of the planet where you can just barely see the moon on the horizon, as in this diagram where I've greatly...
View ArticleAnswer by Hosam Hajeer for Question about if something would be visible from...
If the center of Earth is at $(0,0)$, and the moon is at $(A, 0)$, and the observer is at $(0, R + h)$, then the line connecting the moon and the observer is$ y = R + h - \dfrac{ R+ h}{A} x $The...
View ArticleQuestion about if something would be visible from the surface of a sphere.
So, I am trying to see if something would be visible to someone standing on the surface of a planet or the top of mountain on it.So, imagine a perfect sphere for the planet, then imagine a moon which...
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