FANCIFUL NASA UTILITY LIFTER.
When Ridley Scott joined the project late in the California pre-production period, he asked Cobb to rethink his spaceship design concepts. one of the results was this inverted pyramid-style Nostromo.
HAMMERHEAD SHIP. Pen and ink.
One of the more unusual Alien earthship designs: later rejected as too complicated to portray on the screen.
NOSTROMO PLATFORM. Felt tip pen.
When it was decided that the earthship would tow a large platform containing some industrial complex, a problem was created. it was necessary to explain how the ship could tow an object without interfering with its own exhaust. One of the first versions of this platform featured a double bank of cargo containers providing a channel for the expulsion of engine exhaust.