This is a mosaic of the caloris basin and its surrounding area. The Caloris Basin is closest to the sun when Mercury is at the closest point in its orbit to the sun.
NASA

This is a mosaic of the caloris basin and its surrounding area. The Caloris Basin is closest to the sun when Mercury is at the closest point in its orbit to the sun.
NASA

This is a mosaic of the caloris basin and its surrounding area. The Caloris Basin is closest to the sun when Mercury is at the closest point in its orbit to the sun.
NASA


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