Space Daily May 20, 2026 • 06:34

The Mars rovers carry no clocks set to Earth time, so the engineers driving them shifted their entire lives to a 24-hour-39-minute Martian day, and within weeks JPL staff were sleeping during California afternoons, eating breakfast at midnight, and quietly develo - Space Daily

NASA's Mars rovers run on a 24-hour-39-minute Martian sol, and for the first 90 sols of every mission the engineers at JPL shift their entire lives to match, producing a jet lag no human had experienced before.

The two NASA rovers currently working on Mars, Curiosity in Gale Crater and Perseverance in Jezero, run on a day that is 24 hours and 39 minutes long. Their solar panels and thermal cycles, their dri… [+10278 chars]

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The Mars rovers carry no clocks set to Earth time, so the engineers driving them shifted their entire lives to a 24-hour-39-minute Martian day, and within weeks JPL staff were sleeping during California afternoons, eating breakfast at midnight, and quietly develo - Space Daily

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