How long is a Martian day?

How long would a trip to Mars take ?

Since the Martian year is much longer than an earth year (about 687 earth days) then how would the Martian calendar be designed? Would we have more months keeping each month at roughly 30 days or would we keep to 12 months and have more days in a Martian month?

does the martians also have a particular day or time?

How long is a martian year?

How long is a year on mars?

Do we have the same time zone on mars as we do on earth?

how long is a martian year how hot does it get on mars

How exactly do JPL and NASA determine what time it is on Mars? Is there a prime meridian and different time-zones? If so, which time zone would the Curiosity rover be in?

which is the most efficient way of traveling to mars?