submarine propeller 3d models

You can use this as a guide for assembly. _body_upper x 1: it has the upper part of the "arms" assembled. _body_lower x 1: it must be glued to the upper part. _wings x 2: it has the paddles self-assembled. _wings_mirror x 2: quadcopters have...

They are meant to serve as interplanetary transport using Bussard ramjet technology, a theoretical free propeller engine that works as a giant magnetic funnel, that compresses and fuses interplanetary hydrogen. Another hard sci-fi novel which plot...