The woman who rejoices on the name 'Poppy Cooper' seems to know what she's talking about. Feast yer collective eyes on all these lovely CGIs she's somehow got hold of, especially the one of the oddly twin-lobed Comet 67P/Churyumov-Gerasimenko: http://www.bbc.co.uk/news/science-environment-35292518 And the one entitled Mosaic composite photograph. Spirit Rover, 16 April 2006 looks just like a particular area of my local country park; and I ought to know because I've walked there often enough.