The experimental Drone Carrier XIPC-2 ‘Pegasus’ deploys three prototype Grumman Galacticats, by beanhowitzer
Oumuamua space zeppelin. Oil painting by me. This is a sci fi concept of the interior of spaceship with artificial gravity that uses heated light gas for lifting, and generates waves for acceleration by the shell, which is also a solar sail. Or maybe it’s a huge panspermic bacterium)
The Sojourn – Confiance-class Breakdown: Poor lil’ Indria, getting its ass whooped all the time… , by Theo Bouvier
Flying saucer with vibration engine. Acrylic painting. This is based on my own research but it only applies to motion in the atmosphere although a solar sail is possible.