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Question about How Big Are the Planets in Our Solar System? activity

Posted: Tue Dec 10, 2024 6:59 pm
by skibididopdopdopdopyesyesyesyes
How will we really know how far each planet is by meters milimeters or kilo





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The activity can be viewed at: How Big Are the Planets in Our Solar System?

Re: Question about How Big Are the Planets in Our Solar System? activity

Posted: Mon Dec 23, 2024 7:04 am
by calixte
Hello!

I'm guessing that you're asking how far each planet has to be from the sun in your model. If so then there is a table with the orbital distances (AKA the distances from the sun) in this PDF, and you can calculate the distances using this formula:

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distance from the sun(in m) = 235m x AU of planet
Quick reminder that it will be a hard to actually make the model because, for example, Neptune would have to be about 7 kilometers away from your sun.

This is a bit more complicated, but if you want to know how the previous formula is created. It's done by creating a table with each planet and their AU, then using cross-multiplication with Earth and the specific planet which makes

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distance from the sun(in m) = (235m x AU of planet)/1
and you can always remove x1 or /1.