Lot of 4 vintage NASA promotional rendering photos! Topo one (Cassini) is 8 ½ x 11 inches, the rest are 8x10. Bottom image is the space station. On right is the NOAA Satellite(s), National Oceanic and Atmospheric Administration observation satellite… On left is National Aerospace Plane Program NASP, NASA and DOD. Top is the Huygens probe (Saturn) released by Cassini orbiter. Probably from the mid-1990s for classroom use. As shown. Minor wear. Minor blemishes. A bit more wear to edges.