https://frankvandermost.com/2026/05/16/how-to-start-an-alternate-build-3-steps-illustrated-with-an-idea-for-the-vtol-heavy-cargo-spaceship-lt81/Frank van der Mosten2026-05-16T11:04:11+00:00How to start an alternate build? 3 steps illustrated with an idea for the VTOL Heavy cargo spaceship LT81MOC, Technic, wip, Alt build designhttps://frankvandermost.com/wp-content/uploads/2026/05/20260515-vtol-cargo-spaceship-frames-lowres.jpeg?w=150