
Image credit: TRW
Image credit: Mike Acs

Image credit: TRW
Image credit: Mike Acs

Space Habitats (artists’ concepts)
Unmanned probe approaching Pluto. Probe is powered by thermionic radioisotope power generator. The laser beams for surface illumination, with optical sensors slaved to the beams. Other equipment comprises radiation counters as well as field, plasma and particle sensors.
Image credit: Krafft Ehricke Papers
Image source: NASM

Image credit: NASA
Image source: Mike Acs

Prime goal of Project Viking is this National Aeronautics and Space Administration sketch, to land a biological laboratory on the surface of Mars. The picture shows a design in which the protective housing around the experiments unfolds in petal fashion once the laboratory is safely on the Martian surface.
Project Viking: Space Conquest Beyond the Moon
by Irwin Stambler
G.P. Putnam’s Sons, 1970
Image credit: NASA
Image source: Numbers Station

Project Viking: Space Conquest Beyond the Moon
by Irwin Stambler
G.P. Putnam’s Sons, 1970
Image credit: NASA
Image source: Numbers Station

Image credit: Boeing
Image source: Internet Archive

Our World in Space
Robert McCall & Isaac Asimov
New York Graphic Society, 1974
Image credit: NASA
Image source: Numbers Station