Tuesday, 7 August 2018

World of Change: Columbia Glacier, Alaska


The Columbia Glacier descends from an ice field 10,000 feet and into a narrow inlet that leads into Prince William Sound in southeastern Alaska. via NASA https://ift.tt/2M0mW2T

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Celebrating NASA's Mars Reconnaissance Orbiter's 20th Anniversary: Crater Near Sirenum Fossae

This impact crater, as seen by NASA's Mars Reconnaissance Orbiter in 2015, appeared relatively recent as it has a sharp rim and well-pr...