Messages of Wonder

Mercury’s terminator–the line dividing night from day–and the striking crater Debussy, as seen by the MESSENGER orbiter. Mercury would appear largely gray if you flew there in person. But the subtle colors of its surface come alive if you increase the saturation level as I’ve done here. Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington/Bill Dunford

Some lovely, rarely-seen images from the MESSENGER mission.

See the full post at The Planetary Society website.

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