In 1975, NASA's Viking 1 spacecraft entered orbit around Mars, carrying a mission to unlock the secrets of the Red Planet. Soon, it released twin landers that drifted toward the Martian surface ...

NASA's Viking missions in the 1970s were groundbreaking, marking the first time humanity sent spacecraft to Mars with the goal of searching for life. Viking 1, launched in 1975, landed on the ...

A NASA-owned S-3B Viking aircraft that helped support research missions for over a decade will be displayed at the National POW/MIA Memorial and Museum.