| 100% | CARL | 4 | Astronomer Sagan who hosted "Cosmos" before Neil DeGrasse Tyson |
| 50% | CARL | 4 | Astronomer Sagan who once hosted TV's "Cosmos" |
| 48% | SAGA | 4 | TV host who inspired Neil deGrasse Tyson |
| 43% | CARL | 4 | Sagan who hosted "Cosmos" |
| 41% | CARL | 4 | Astronomer Sagan who wrote "Cosmos" |
| 41% | CARL | 4 | Sagan who hosted TV's "Cosmos" |
| 41% | CARL | 4 | Sagan who hosted the original "Cosmos" |
| 40% | SAGAN | 5 | Carl who influenced Neil DeGrasse Tyson |
| 37% | CARL | 4 | Astronomer ___ Sagan who wrote "Cosmos" |
| 36% | CARL | 4 | Astronomer Sagan who wrote "Contact" |
| 35% | ASTR | 4 | Subj. for Neil deGrasse Tyson |
| 35% | STARTALK | 8 | Neil deGrasse Tyson's late-night TV show |
| 35% | NEIL | 4 | "Cosmos" host ___ deGrasse Tyson |
| 34% | NATGEO | 6 | Airer of Neil deGrasse Tyson's "StarTalk" |
| 34% | COSMOS | 6 | 2014 miniseries presented by Neil deGrasse Tyson |
| 33% | COSMOS | 6 | Fox science series presented by Neil deGrasse Tyson |
| 33% | THEUNIVERSEHAS | 14 | Start of a quote from Neil deGrasse Tyson |
| 33% | TYSON | 5 | Neil deGrasse ___, astrophysicist and Public Welfare Medal-winner known for hosting "Cosmos: A Spacetime Odyssey" |
| 33% | CARL | 4 | ___ Sagan, American astronomer and scientist who wrote the book "Cosmos" |
| 32% | PEOPLE | 6 | Magazine that named Neil deGrasse Tyson "Sexiest Astrophysicist Alive" in 2000 |
| 31% | EVOLUTION | 9 | Biology topic that's the subject of some Neil deGrasse Tyson debates |
| 31% | BLACKHOLE | 9 | "Death by ___," nonfiction book by Neil deGrasse Tyson about astrophysics: 2 wds. |
| 31% | GUY | 3 | "Family ___," animated sitcom in which Neil deGrasse Tyson guest-starred as himself |
| 31% | EARTH | 5 | "A fragile juxtaposition of land, oceans, and clouds," per Neil deGrasse Tyson |
| 31% | PLUTO | 5 | "The ___ Files," Neil deGrasse Tyson novel featuring a dwarf planet in its title |
| 30% | CONAN | 5 | O'Brien who hosted 15-Across before Jimmy Fallon |
| 30% | PAAR | 4 | Jack who hosted "The Tonight Show" before Johnny Carson |
| 30% | LENO | 4 | Jay who hosted "The Tonight Show" before Jimmy Fallon |
| 30% | LENO | 4 | Jay who hosted the “Tonight Show” before Jimmy Fallon |
| 30% | NEIL | 4 | "Cosmos: Possible Worlds" host ___ deGrasse Tyson |