# How long is a day on Mars?

A planet's day is the time it takes the planet to rotate or spin once on its axis. Mars rotates at almost the same speed as the Earth so a day on Mars is about as long as a day on Earth. A day on Mars is 24.62 hours long while a day on Earth is 23.934 hours long.
Q&A Related to "How long is a day on Mars?"
 Earth rotates on its axis once every 24 hours; one Earth day. Mars takes 39 minutes longer than Earth to rotate on its axis; scientists call this passage of time (24 hours and 39 http://www.ehow.com/about_7238059_long-one-mars-da...
 A day on Mars (the time it takes to rotate on its axis) is 24.62 hours, just slightly longer than a day on Earth. A year on Mars (the time it takes to go around the Sun) is 686.97 http://wiki.answers.com/Q/Mars_time_of_rotatoin
 Earth revolves around the Sun about twice as fast as Mars does. The trip can take a few as http://www.chacha.com/question/how-long-in-days-to...
 A day in Mars is equivalent to 24 hours, 39 mins & 35.24 seconds. A year is equal to 1.88 Earth years. http://www.kgbanswers.com/how-long-are-days-on-mar...