Size comparison of Mercury and Earth.<br>Approximate scale is 29 km/px.
NASA<br>Mercury image: NASA / APL (from <i>MESSENGER</i>)
<a href="//commons.wikimedia.org/wiki/File:The_Earth_seen_from_Apollo_17.jpg" title="File:The Earth seen from Apollo 17.jpg">The Earth seen from Apollo 17.jpg</a><br><a href="//commons.wikimedia.org/wiki/File:Mercury_Globe-MESSENGER_mosaic_centered_at_0degN-0degE.jpg" title="File:Mercury Globe-MESSENGER mosaic centered at 0degN-0degE.jpg">Mercury Globe-MESSENGER mosaic centered at 0degN-0degE.jpg</a>