Across
- 2. This model of the solar system was put in jeopardy due to Tycho Brahe's observations, as well as the formation of a new star discovered in 1572
- 5. Brahe's book called "The New Star" first published in 1573
- 7. The path a planet takes around the Sun, with the general shape of an ellipse
- 9. Developed and proposed the Heliocentric model for the first time
- 11. The effect where an object appears different when looked at from different positions
- 14. This axis is half of the long diameter across an ellipse
- 15. This axis is the distance from either focus to the center of the ellipse, divided by the semimajor axis
Down
- 1. Perhaps the greatest scientist to ever live who invented Calculus and worked on Optics
- 3. Kepler's book ______ Nova called "The New Astronomy" in English
- 4. Objects in orbit around the Earth are actually ____ perpetually
- 6. This great observational astronomer focused on measurements and was a nobleman from an important Danish family
- 8. A push or a pull that Newton studied, also holds the planets in orbit around the Sun through gravity
- 10. Kepler proposed the planets moved around the Sun in an _____, not a circle
- 12. Born in 1564 in Pisa, he defended Copernicus and wrote Siderius Nuncius and Dialogo dei due Massimi Sistemi
- 13. The force that Newton "discovered" (actually just formulated and theorized what it was)