Well, currently I have nothing to wish for on te aircraft side. Eventually an agile Airbus longhaulr like the A330 would be great. Or the Boeing 777, which they are already working on. (767/787 are also great planes, love the sound on the 767
People from other forums will surely know how important this is to you!
Of course Jeroen, that was what I meant to write, but missed - already edited
Very few simmers care about that detail. I do, in every sim I use, and even my IL-2 Battle of Stalingrad/Moscow depict it perfectly ( including the correct Moon phase ) and DCS World does it too, although not so perfect in terms of Moon phase.
But my IFR long used / preferred training sim, ELITE IFR, has been doing it in perfection since v7 ...