| Answer | Crossword Clue |
|---|---|
| ASTR | Carl Sagan's subj. |
| ASTRONOMY | Carl Sagan's interest |
| SPACE | Carl Sagan's interest |
| ASTR | Carl Sagan's sci. |
| COSMOS | Carl Sagan's fascination |
| COSMOS | Carl Sagan's PBS series |
| COSMOS | Carl Sagan's TV program |
| EDEN | Carl Sagan's "The Dragons of ..." |
| SETI | Org. featured in Carl Sagan's "Contact" |
