Sure, but "late Soviet" doesn't apply to the Adventures. They're contemporaries of the more successful of our world's Veneras, and by indications this world isn't quite as bound to a "Soviet Union falls on the exact same date as in OTL with a long collapse beforehand" trajectory.
For canard pushers, my favorite has to be the Voisin Canard. By looking like a normal plane being flown backwards, it just becomes a remarkably elegant pusher biplane!
I'm pretty sure both "dwarves" and "dwarfs" are accepted, actually. If you really don't like tidelocking (and note that with the speeds planets orbit red dwarfs, not only does heat transfer keep both sides fairly temperate but also a "water tongue" unfreezes along the night side), you can...
I imagine they draw them in the same programs they use to draw on the maps themselves- often Glimpse (or its relative the GNU Image Manipulation Program), Paint dot Net, Clip Studio Paint, and the like.