Publisher's Synopsis
In 1983, Richard Hoagland founded the Mars Mission, and independent research team dedicated to exploring evidence of artificial structures discovered on 1976 images of Mars taken by Viking. This text presents the background, evidence, theories and conclusions of the research.;The 4th edition includes new information of structures recently discovered on the moon's surface, supported by photographs, and a discussion of the loss of Mars Observer and recommendations for the 1996 Mars mission.