Age on Other Planets Calculator
Calculate how old you would have been on other planets of the solar system
Select Your Date of Birth
Date is in the US format mm/dd/yyyy.
Your age in the solar system is:
On Earth you are 35 years old
On Mercury you are 147.31 years old
On Venus you are 57.67 years old
On Mars you are 18.61 years old
On Jupiter you are 2.95 years old
On Saturn you are 1.19 years old
On Uranus you are 0.42 years old
On Neptune you are 0.21 years old
On Pluto you are 0.14 years old
Why is your age different on other planets?
A day is the length of time it takes a planet to complete one full rotation on it’s axis.
A year is how long it takes for a planet to revolve once around the Sun.
The calculation is based on earth days and not "earth years" because an earth year is not a whole number is (1 year = 365,256).
| Planet | Rotation period | Orbit period |
|---|---|---|
| Mercury | 58.646 earth days | 87.97 earth days |
| Venus | 243.018 earth days | 224.70 earth days |
| Earth | 0.99726968 earth days | 365.26 earth days |
| Mars | 1.026 earth days | 1.8808476 earth years |
| Jupiter | 0.41354 earth days | 11.862615 earth years |
| Saturn | 0.444 earth days | 29.447498 earth years |
| Uranus | 0.718 earth days | 84.016846 earth years |
| Neptune | 0.671 earth days | 164.79132 earth years |
| Pluto | 6.387 earth days | 247.92065 earth years |