space-birthday

Space Birthday

Do you know how many Mars years old you are?

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If you were born on Mars, how old would you be today? Or how many times has Jupiter gone around the sun since you were born? What's your age in Venusian years? This page can tell you! Enter your and your friends' birthdays using the form below. The information will only be stored on this computer, not on the server, so don't worry! (PS - I also have some printable space birthday worksheets you can download if you want to do these calculations yourself.)

  • Your/your friend's name:
  • Your/your friend's birthday:
You need to enter the year correctly - your Jupiter birthday doesn't fall on the same day each year, in fact most years you don't even have one!

Douglas Adams' Birthdays

Douglas Adams wrote the famous Hitch Hiker "trilogy", in which the unfortunate Arthur Dent bounces through space and time like a billiard ball.. Links: Amazon, Wikipedia, Official Website, Other Celebrity Space Birthdays

 Douglas Adams turns 303 Mercury years old on the 3rd March, 2025.
 Douglas Adams turns 73 Earth years old on the 11th March, 2025.
 Douglas Adams turns 119 Venus years old on the 26th May, 2025.
 Douglas Adams turns 39 Mars years old on the 18th July, 2025.
 Douglas Adams turns 7 Jupiter years old on the 17th March, 2035.
 Douglas Adams turns 1 Uranus year old on the 7th July, 2036.
 Douglas Adams turns 3 Saturn years old on the 25th July, 2040.
 Douglas Adams turns 1 Neptune year old on the 26th December, 2116.