Gullies eroded into the steep inner slope of an impact crater at this location appear perfectly pristine in this image captured by NASA’s Mars Reconnaissance Orbiter (MRO). Although at first […]
Covering the business and politics of space
Gullies eroded into the steep inner slope of an impact crater at this location appear perfectly pristine in this image captured by NASA’s Mars Reconnaissance Orbiter (MRO). Although at first […]