The First Ten Planetary Probes to Be Launched

A planetary probe is a probe that has been launched to explore or at least take fly-by measurements of other planets and moons. These ten listed here were the first to explore or at least take measurements or photos during a flyby of another planet. I have included the planets they explored as well as who made them…   The First Ten Planetary Probes to Be Launched   10 – Venera 10 Made by USSR – Planet Visited: Venus – Arrival Date: 25th of October 1975 9 – Venera 9 Made by USSR – Planet Visited: Venus – Arrival Date: 22nd of October 1975 8 – Mars 3 Made by USSR – Planet Visited: Venus – Arrival Date: 22nd of