These graben – a kind of trench that is formed as a surface expands – were imaged near a region of the Moon called Mare Frigoris by NASA’s Lunar Reconnaissance Orbiter (LRO). (NASA)
Home These graben – a kind of trench that is formed as a surface expands – were imaged near a region of the Moon called Mare Frigoris by NASA’s Lunar Reconnaissance Orbiter (LRO). (NASA) These graben - a kind of trench that is formed as a surface expands - were imaged near a region of the Moon called Mare Frigoris by NASA's Lunar Reconnaissance Orbiter (LRO). (NASA)