Earth and Moon from MESSENGER . ... Credit Copyright: NASA / JHU APL / CIW Explanation: What does Earth look like from the planet Mercury? ... The Earth and Moon are visible as the double spot on the lower left of the above image . ... From Mercury, both the Earth and its comparatively large moon will always appear as small circles of reflected sunlight and will never show a crescent phase. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...