New 'Mars GPS' lets Perseverance pinpoint its location within 25 centimeters
Phys.org
February 18, 2026
Imagine you're all alone, driving along in a rocky, unforgiving desert with no roads, no map, no GPS, and no more than one phone call a day for someone to inform you exactly where you are. That's what NASA's Perseverance rover has been experiencing since landing on Mars five years ago. Though it carries time-tested tools for determining its general location, the rover has needed operators on Earth to tell it precisely where it is—until now.
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sciencephysics
Originally published on Phys.org on 2/18/2026