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Make your own tin can pinhole planetarium (page 4 of 5)

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(Article continued from previous post)

Step 5
Step 5

Step 5: Make holes using a sharp implement such as a sewing needle. Note that the hole needs to be a different size for each star (corresponding to the different brightnesses of the stars in the real sky). Poke the implement through the hole until you cannot see any of the red dot (of each star left) on the constellation disc.

Step 5 completed
Step 5 completed

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