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# | Title | Air Date |
---|---|---|
1 | The Great Bear | |
2 | X-Ray Stars | |
3 | Mars: A Dynamic World | |
4 | What Do You Want to Know? | |
5 | Fifteenth Anniversary | |
6 | The Tenth Planet? | |
7 | Midsummer and Megaliths | |
8 | Jupiter: The Colossal Planet | |
9 | The Andromeda Galaxy | |
10 | An Exploded Planet? | |
11 | Mars | |
12 | Collapsing Stars | |
13 | Tycho's Star |