Tracks left by NASA’s Mars Exploration Rover Opportunity as it traveled along the rim of Victoria Crater can be seen clearly in this image taken by the High Resolution Imaging Science Experiment ...

Opportunity, the tireless rover exploring the surface of Mars, has finally reached the steep rim of a broad crater called Victoria, after a 21-month journey over sand dunes, rock-studded plains and ...

NASA’s Opportunity rover delivered the highest resolution images of Victoria Crater, pushing the boundaries of what we know about the Red Planet. Designed for just 90 Martian days, Opportunity defied ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. For the past two years, the seemingly unstoppable Mars rover, Opportunity, has traversed the Victoria crater on Mars, picking up ...

When the Mars rovers Opportunity and Spirit reached their distant destination in early 2004, NASA scientists hoped the vehicles would probe the planet’s frigid landscape for 90 days before they pooped ...