The First Ten Planetary Probes to Be Launched

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

Venera 10 Planetary Probe
10 – Venera 10 Made by USSR – Planet Visited: Venus – Arrival Date: 25th of October 1975

Venera 9 Planetary Probe
9 – Venera 9 Made by USSR – Planet Visited: Venus – Arrival Date: 22nd of October 1975

Mars 3 Planetary Probe
8 – Mars 3 Made by USSR – Planet Visited: Venus – Arrival Date: 22nd of July 1972

Mars 2 Planetary Probe
7 – Mars 2 Made by USSR – Planet Visited: Mars – Arrival Date: 2nd of December 1971

Venera 4 Planetary Probe
6 – Venera 4 Made by USSR – Planet Visited: Mars – Arrival Date: 27th of November 1971

Mariner 9 Planetary Probe
5 – Mariner 9 Made by USSR – Planet Visited: Mars – Arrival Date: 13th November 1971

Venera 7 Planetary Probe
4 – Venera 7 Made by USSR – Planet Visited: Venus – Arrival Date: 15th of December 1970

Venera 6 Planetary Probe
3 – Venera 6 Made by USSR – Planet Visited: Venus – Arrival Date: 17th of May 1969

Venera 5 Planetary Probe
2 – Venera 5 Made by USSR – Planet Visited: Venus – Arrival Date: 16th of May 1969

Venera 4 Planetary Probe
1 – Venera 4 Made by USSR – Planet Visited: Venus – Arrival Date: 18th of October 1967