First Mission to Launch from Mars
The first spacecraft to successfully land on Mars
Viking 1 mission was part of a two-part mission to investigate the Red Planet and search for signs of life.
Viking 1 yan consisted of both an orbiter and a lander designed to take high-resolution photos
Operating on Mars' Chryse Planitia for more than six years
Viking 1 consisted study the Martian surface and atmosphere
It help better characterize Mars as a cold planet with volcanic soil
Strking evidence for ancient river beds and vast flooding.