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Planet Age Calculator

Cosmic Age.

Time is relative. A year is just the time it takes a planet to orbit the sun once. Enter your birthday to see how old you'd be on other worlds.

Mercury

88 Earth Days
Realistic render of Mercury
125Yrs

You've celebrated 124 birthdays on Mercury. It completes an orbit in just 88 days!

Venus

225 Earth Days
Realistic render of Venus
49Yrs

A single year on Venus takes 0.62 Earth years to complete.

Earth

1.0 Earth Yrs
Realistic render of Earth
30Yrs

Home sweet home. Time flows at the baseline rate here.

Mars

1.9 Earth Yrs
Realistic render of Mars
16Yrs

A single year on Mars takes 1.88 Earth years to complete.

Jupiter

11.9 Earth Yrs
Realistic render of Jupiter
2.5Yrs

A single year on Jupiter takes 11.86 Earth years to complete.

Saturn

Bonus
29.4 Earth Yrs
Realistic render of Saturn
1.0Yrs

A single year on Saturn takes 29.45 Earth years to complete.

Uranus

84.0 Earth Yrs
Realistic render of Uranus
0.36Yrs

You haven't even had your first birthday on Uranus yet! A year here takes 84.0 Earth years.

Neptune

164.8 Earth Yrs
Realistic render of Neptune
0.18Yrs

You haven't even had your first birthday on Neptune yet! A year here takes 164.8 Earth years.

Pluto

247.9 Earth Yrs
Realistic render of Pluto
0.12Yrs

You haven't even had your first birthday on Pluto yet! A year here takes 247.9 Earth years.