Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Natural Sciences 11
Science & Medicine 27

Astronomy Cast brings you a weekly fact-based journey through the cosmos.


Episode 200: The Mariner Program

September 27th, 2010

Episode 232 of 459 episodes

The first interplanetary series of missions was the American Mariner program. These successful spacecraft visited Mercury, Venus, and Mars, and laid the groundwork for the US missions to the outer planets. Let's take a look at the program and their incredible accomplishments.