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- 1Wanderers In SpaceJanuary 12, 1970
- 2MoonrockJanuary 12, 1970
- 3Galaxy MachineJanuary 27, 1970
- 4The Crab NebulaFebruary 24, 1970
- 5Total Eclipse In MexicoMarch 7, 1970
- 6Photography Of The MoonMarch 23, 1970
- 7When Mercury Crosses The SunApril 28, 1970
- 8Back Garden ObservatoriesMay 26, 1970
- 9Steering By The StarsJune 16, 1970
- 10The Moons Of MarsJuly 14, 1970
- 11Astronomers In The Space AgeAugust 25, 1970
- 12Moon QuakesSeptember 15, 1970
- 13Rockets To The PlanetsOctober 14, 1970
- 14Infrared Astronomy & Neil ArmstrongNovember 18, 1970
- 15Planets Of Other SunsDecember 16, 1970