The length of a Martian day, however, is similar to Earth's - Mars rotates once every 24 hours and 37 minutes.
(The length of a Martian day; is; similar to Earth's - Mars) (The length of a Martian day; rotates; T:once every 24 hours and 37 minutes)
The length of a Martian day The length of a Martian day
is rotates
similar to Earth's - Mars
T:once every 24 hours and 37 minutes