Age on Other Planets

The planets in the Solar System spin and orbit at different speeds, so their days and years are all different lengths. The following tool allows you to calculate what your age would be on another planet.

Type your date of birth (DD/MM/YYYY) and then click on a planet / /



You are Earth days old and Earth years old

Planet
Name
This makes you:
Planet days old and
Planet years old

If you want to know how to work this out for yourself visit our Calculating your Age on another Planet quick activity page.