YOU SAID:

What planet are you on that an hour is two days

INTO JAPANESE

1時間が2日である惑星は何ですか

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what planet has two days per hour

INTO JAPANESE

1時間に2日ある惑星は何ですか

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What planet has two days in an hour?

INTO JAPANESE

どの惑星には１時間で２日あるの？

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Which planet has two days in an hour?

INTO JAPANESE

どちらの惑星には１時間で２日あるの？

BACK INTO ENGLISH

Which planet has two days in an hour?