Summary
NASA’s Perseverance rover has driven 45.22 kilometres on Mars, surpassing the previous off-world distance record held by Opportunity. NASA says autonomous navigation has helped Perseverance cover more than 90% of its total distance.
NASA’s Perseverance rover has set a new record for driving on the surface of another world. Its odometer reached 28.10 miles (45.22 kilometres) on Oct. 11, 2026, passing the 28.06-mile (45.16-kilometre) mark set on Mars by NASA’s Opportunity rover. The milestone came on Perseverance’s 2,006th Martian day, or sol, about five and a half years into its mission; Opportunity took nearly 15 years to reach its previous record.
A 299.6-foot (91.31-metre) drive that day carried Perseverance past the mark as it travelled through Lac de Charmes, near the western rim of Jezero Crater. The rover was heading towards an area called Idubi, where the science team hopes to find traces of ancient hydrothermal systems.
How autonomous navigation helps Perseverance drive
Perseverance’s mobility depends in part on AutoNav, an autonomous navigation system that assesses terrain as the rover moves. It takes images, builds a three-dimensional map of hazards and plots a route between waypoints chosen by rover planners on Earth. NASA describes this as “thinking while driving”: the rover evaluates the ground between planned destinations rather than relying on a route mapped in full detail from Earth.
NASA says Perseverance has used AutoNav to evaluate terrain for more than 90% of its total driving distance. By comparison, the first Mars rover AutoNav system, used on Opportunity and its twin Spirit, was used for about 5% of their driving. Perseverance processes 600,000 measurement points with each look at the terrain; NASA says the Sojourner rover assessed its path ahead using 20.
The system allows Perseverance to cover as much as 1,351 feet (412 metres) in a single sol, at or near its top speed. The record reflects both the rover’s ability to keep moving and the navigation technology that lets it respond to hazards along the way.
Longer drives open more terrain to study
The practical value of the extra reach is scientific access. Longer drives can bring more outcrops within range for examination, helping the team study a wider variety of Martian geology. Perseverance has travelled from an ancient lakebed, up a fossilised river system and on to the crater rim, where it is examining impact-generated rocks about 4 billion years old. NASA says the rover has collected 29 rock and regolith samples across the crater floor, river delta and rim.
Lac de Charmes contains terrain NASA describes as exceptionally ancient. On Earth, comparable rocks and landforms may have been erased by erosion and plate tectonics; Mars does not have tectonic plates. Idubi is a destination for investigation, with possible hydrothermal traces a target for the science team rather than a reported discovery.
NASA has approved Perseverance’s first mission extension, which began in October 2026 and is expected to continue the rover’s exploration of the crater rim through roughly the end of 2028. After Lac de Charmes, the planned route heads south towards Rainbow Falls, a 328-foot-wide (100-metre-wide) block of ancient crust uplifted by the impact that formed Jezero Crater.