ocr: O Or First photos AND: 2 ofViking VIKING The launch LANDER EQUIPEMENTO and VIKINGSPAND 2 flight of Viking I The Viking 1 and 2 missions marked a turning point in the history of Mars exploration-for the first time samples of the Martian soil were collected and analyzed. Of course, the central question that researchers were hoping to answer was, "Is there life on Mars?" The spacecraft The Viking spacecratt had two units, one called the orbiter that placed itself in orbit around Mars, and the other called Views from the lander that made a soft landing on the surface of Mars. the Lander Together t ...