The Planets RevisitedAtmosphere: Mars Clips

1. Venera 4 probes Venus

   Duration: 02:46

2. Venera 7 heads for Venus

   Duration: 05:01

3. Viking on Mars

   Duration: 02:01

4. Galileo plunges into Jupiter

   Duration: 03:16

5. Mars journey perils

   Duration: 01:33

6. Atmospheres on Venus, Earth and Mars

   Duration: 02:03