Today marks the 40th anniversary of the last day we heard from the Viking 1 lander after its 6 years of collecting images, weather data and soil composition information from the surface of the Red Planet. @NASAMars Learn more about Viking 1: https://go.nasa.gov/3EcZmK0 #NASAhistory http://nitter.net/NASAhistory/status/1591083372113121281#m
In Depth | Viking 1 – NASA Solar System Exploration
Viking 1 made the first truly successful landing on Mars. The Soviet Mars 3 lander claimed a technical first, but contact was lost almost immediately.NASA Solar System Exploration