I’ll simplify what they are all saying.
– Pretend there is a straight line that connects your eyes.
– Pretend a straight line is shooting directly out of your right eye forward.
– Pretend theres a straight line at an angle that meets the end of the line from your right eye.
It makes a triangle. Your right eye is the sun. Left eye is the earth. The distance between your eyes is the average distance between them.
The point where the two lines meet is a parsec.
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