How old are you on another planet?
Albert Einstein would now be 5 years old on Saturn and vampire-old on Mercury. See his BD below. Try it it yourself. Planet rotational period defines days, and its orbital period - years.
birthday
time
years
days
If you are a human, leave me blank
Mercury
Venus
Earth
Mars
602.449
235.856
145.095
77.1449
Jupiter
Saturn
Uranus
Neptune
12.2315
4.92734
1.72701
0.880495
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