How do long range space probes like Voyager 1 anticipate traveling through space for hundreds or thousands of years without hitting something, getting pulled into something’s gravity and crashing, etc?
Imagine you’re bowling, and the land has 12 pins.
and is the size of the continent of Africa. And the pins are spread out randomly.
You are the bowling ball, and stuff to collide into is spread out so scarcely that it’s unlikely you’ll hit something withing your lifetime.
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