About 30 AU from the Sun. Since Earth is 1 AU from the Sun, Neptune can be between 29-31 AU from the Earth.
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Neptune is 4,504,300,000 km away from the sun.
the answer is 738,000
789,00000000000000
The only probe that has reached Neptune so far was Voyager 2.
Neptune is approx 19.7 times as far.
it is at least 4.23 billon
no, it is very far away.
No. They are far too cold.
We cannot travel that far yet.
no it doesn't as far as i know
it is the far from the other planets