Viking Project
via assets.science.nasa.gov
Short excerpt below. Read at the original source.
Viking Project NASA’s Viking Project was the first mission to successfully land on the Martian surface and the first to search for evidence of life on Mars. Learn More about Viking Project Mission type Orbiter and Lander launch Viking 1 — July 20, 1976 Viking 2 — Sept. 3, 1976 landing Viking 1 — Aug. […]