NASA’s Opportunity rover spent nearly 15 years exploring Mars, rewriting expectations for robotic space missions and ...

This year, NASA’s scientific rover Opportunity celebrated a milestone. It has been exploring Mars for ten years, even though it was only supposed to operate for three months. John Callas is the ...

NASA’s Opportunity rover, one of the most successful interplanetary missions in history, came to a dramatic and poignant end in 2019, after 15 years of groundbreaking exploration on Mars. The rover’s ...

NASA's Opportunity Mars rover was built to operate for just 90 days, but kept going for 15 years. NASA officially declared it dead on Wednesday, and its last message to scientists before it went dark ...

NASA’s Perseverance rover is living up to its name as its total distance traveled approaches the length of a marathon. Over the past five years, this intrepid explorer has traversed more than 26.05 ...

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Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

Ralph Bagnold, an early pioneer of dune studies, remarked that—compared to the nearly static chaos that seems to characterize slowly crumbling, weathering landscapes—sand dunes can “move inexorably, ...

HOUSTON -- The odometer of NASA's Mars rover Opportunity has hit 25.01 miles, breaking the record for off-Earth distance traveled. NASA officials said Monday that Opportunity drove 157 feet over the ...