This page pertains to the collaborative "Thrive Universe" project, and is not necessarily part of Thrive's official development. More information here.

Time Converter

Three days on Earth is equal to 2 days on Cas-Pianet. And the orbital period of Cas-Pianet is about twice as much as Earth. (730.48 Earth Days) A year on a Grenebolym calendar is 487 days. Just like on Earth, this creates a calendar issue, but one not as easy as Earth's calendar. An orbital rotation is closer to 486+74/75. Every 75 years, they add a day to the calendar. See Cas-Pianet for more info on the planet.


1 Earth Day = 2/3 Cas-Pianet Day

1 Earth Year = 2 Cas-Pianet Years


9 days a week

3 weeks a month

18 months in a year

+1 day for celebration

Every 75 years, an extra celebration day

Monthly Calendar

Primgio Secgio Terzgio Quagio Quigio Sestgio Settimgio


1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
19 20 21 22 23 24 25 26 27

Year Calendar

Gennai Febrai Marai Aprai Puai Guignai
Luglai Agostai Nonai Decimai Undecimai Dodicesimai
Tredicesimai Quattordicesimai Quindicesimai Sedicesimai Diciassettesimai Diciottesimai

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