Science
Across
- 2. covered in Fe₂O
- 7. Lightest solid on earth (98% air)
- 9. Artemis rocket
- 10. most used linux distro
- 12. Star Trek space ship
- 14. ~71% water ~29% dirt
- 15. Caltech physics professor, "the Great Explainer"
- 16. Caltech cafe
Down
- 1. scale using log10
- 3. first Mars Rover
- 4. oldest surviving linux distro
- 5. pi times two
- 6. ______ Bros. Bagels (in pasadena)
- 8. gas thats in ~21% of air
- 11. last element on periodic table
- 13. animal in ubuntu 26.04 codename