NASA / JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY / CARNEGIE INSTITUTION OF WASHINGTON / SCIENCE PHOTO LIBRARY NASA / JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY / CARNEGIE INSTITUTION OF WASHINGTON / SCIENCE PHOTO LIBRARY
Mercury hemisphere, MESSENGER image. North is at top. This image is centred at longitude 220 degrees West. The colours show chemical and mineralogical differences between the rocks. Crater rays from fresh impacts, are light blue or white. Medium-blue and dark-blue areas may be a dark, opaque mineral. Tan areas are volcanic lava plains. At upper right is the impact feature the Caloris Basin (tan). Mercury, the closest planet to the Sun, is 4880 kilometres across. MESSENGER entered orbit around Mercury in March 2011. Image published in 2013, using data from the MDIS Wide Angle Camera. For the other side of the planet, see image C016/9721.
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