Mars Surface Times
Mars Surface Times
MSL and MER-B
DOY day of year
Curiosity and Opportunity
Tap Earth local or universal date
to switch between
day-of-year and month-day date.
Tap name or sol to switch spacecraft.
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Tap any time to switch
between hours:minutes and hours:minutes:seconds.
Mars dates are measured in "sols"
(days on Mars) relative to landing.
Mars hours and minutes are slightly
longer than on Earth, accommodating
the slightly longer Martian day.
What time is it on Mars?
It depends upon the spacecraft.
Time is uniquely established for each spacecraft operating on the surface of Mars.
page last updated 18 September 2022
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