Across
- 3. the time it takes for a planet to spin is known as the "Period of __________"
- 6. The process by which stars create energy is called nuclear _____
- 7. The color with the longest wavelength
Down
- 1. Most stars are found within this stage of life
- 2. Evidence that the universe started with the Big Bang is called "_________ Background Radiation"
- 4. The first jovian planet
- 5. The brightest star on the Characteristic of Stars Chart