article_snippet: Nasa says Soviet Union's Lunokhod 2 moon rover has passed the marathon mark for driving on Mars.
article_snippet: Nasa said the car sized rover's odometer checked in at 26.2 miles — the distance of a marathon.
article_snippet: Last year, Opportunity broke the record for off-Earth distance traveled that was previously held by the Soviet Union's Lunokhod 2 moon rover.
article_snippet: the Soviet Union's Lunokhod 2 moon rover surpassed the marathon mark during a drive of 153 feet (46.5 meters).
article_snippet: the Soviet Union's Lunokhod 2 moon rover surpassed marathon distance of 26.219 miles (42.195 kilometers) with a drive completed on March 24, 2015, during the 3,968th Martian day, or sol, of Opportunity's work on Mars .
highlights_snippet: Last year, Opportunity broke record for off-Earth distance traveled beating Soviet Union's Lunokhod 2 moon rover .