The Fourth Planet Part 4

Description

The agency provided description reads as follows: Mars has been the setting for many tales of science fiction. this episode shows how facts gleaned from space mission began to separate fact from fiction. It describes the search for life on Mars, and how it will be determined. Through Mariner and Viking missions that photographed most of Mars surface, fact began to replace the fiction about the composition of the surface of the red planet. Scientists Carl Sagan, Cornell University; Gerald Soffen, NASA; and Harold Masursky, US geological survey, comment on the Martian environment, topography, and possible Martian life forms. The producers of this video are the National Aeronautics and Space Administration and John Bluck.

Collection

Records of the U.S. Agency for Global Media

Series

Video Tape Programs and Worldnet Broadcasts