Famous Astronomers
| S | E | T | E | L | E | S | C | O | P | E | C |
| A | H | S | H | A | W | K | I | N | G | O | E |
| G | A | R | T | I | B | R | O | T | P | G | L |
| A | R | L | E | H | C | S | R | E | H | D | N |
| N | B | A | B | L | Q | C | R | F | I | I | E |
| H | O | P | P | U | P | N | N | S | I | L | O |
| A | E | M | T | T | I | E | C | A | B | E | N |
| L | L | O | A | C | O | O | K | B | R | O | V |
| L | I | H | U | O | V | L | U | L | T | J | S |
| E | L | S | K | E | N | H | E | W | X | W | Z |
| Y | A | H | R | Y | E | S | E | M | O | N | C |
| Z | G | Y | D | R | I | N | H | V | Y | T | P |
- BRAHE
- COPERNICUS
- DISCOVERY
- GALILEO
- HALLEY
- HAWKING
- HERSCHEL
- HUBBLE
- KEPLER
- NEWTON
- ORBIT
- PTOLEMY
- SAGAN
- TELESCOPE
The thinkers who figured out how the sky works, from ancient Ptolemy to modern voices like Sagan and Hawking. You'll track down Galileo, Copernicus, Kepler, and Newton along the way. It's a great tie-in for science and history classes. Solve it online or print it for a lesson on astronomy's big names.