Perseverance gains orbital map navigation as Curiosity and Perseverance continue Mars exploration
Updated
Updated · TechEBlog · May 3
Perseverance gains orbital map navigation as Curiosity and Perseverance continue Mars exploration
11 articles · Updated · TechEBlog · May 3
NASA said Perseverance can now locate itself on orbital maps at Jezero Crater, while Curiosity released a 1,031-image panorama from Mount Sharp in Gale Crater.
Perseverance also stitched a 980-image panorama from Lac de Charmes, revealing ancient crater-rim strata, and has cached 23 rock cores onboard plus 10 backup tubes on the surface.
The SUV-sized, nuclear-powered rovers are 2,345 miles apart, probing whether Mars once supported life; Curiosity found lake-friendly chemistry and organics, while Perseverance targets older rocks for possible sample return.
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Perseverance’s Mars Global Localization: Autonomous Navigation with 10-Inch Precision in 2 Minutes
Overview
In February 2026, NASA upgraded the Perseverance rover with the Mars Global Localization (MGL) system, enabling it to autonomously determine its precise location within 10 inches in just two minutes. This breakthrough replaced the previous Earth-dependent navigation method, which caused delays over 24 hours and positional uncertainty exceeding 100 feet. The MGL system repurposes a powerful Snapdragon processor from the retired Ingenuity helicopter, overcoming Mars' lack of GPS and harsh radiation environment through multiple algorithm checks. Combined with advanced AI for hazard avoidance and route planning, MGL allows longer, uninterrupted drives to scientifically important sites, accelerating sample collection and paving the way for future autonomous multi-robot exploration missions on the Moon and Mars.