Pictures like this often remind me of Don Petit's writeup (http://blogs.airspacemag.com/pettit/2012/02/earth-photography-it%E2%80%99s-harder-than-it-looks/ http

Pictures like this often remind me of Don Petit's writeup (http://blogs.airspacemag.com/pettit/2012/02/earth-photography-it%E2%80%99s-harder-than-it-looks/ http://blogs.airspacemag.com/pettit/2012/02/earth-photograph...) about how taking photos from space is much harder than you think it is.