The Viking Program was a NASA space mission launched in the 1970s to explore the planet Mars. It consisted of two spacecraft, Viking 1 and Viking 2, which were designed to conduct detailed studies of the Martian surface and atmosphere. Both missions successfully landed on Mars and transmitted valuable data back to Earth, including images and information about the planet's geology and climate. One of the key achievements of the Viking Program was the search for signs of life on Mars. Each lander carried scientific instruments to analyze soil samples and detect organic compounds. Although the results were inconclusive, the program laid the groundwork for future Mars exploration missions and significantly advanced our understanding of the planet.