No problem; I can carry this thread on my own.
Not proud. Nor shy. Well...
Serendipity led me to Magister Militum, and Chariot Miniatures. Mostly known for 15mm historicals, I gather, there are a few spaceships, including some asteroid 'ships' that would work for me as outposts.
However, on topic, there's a shuttle (UIO 03) that could do as a small SDB:
Doug