Across
- 2. The lifetime of a star is determined by this
- 4. Where stars spend 90% of their lives
- 5. Type of stars located on the bottom left of the HR Diagram
- 7. The first stage of a star's life
- 8. Gas used in nuclear fusion
Down
- 1. First name of American creator
- 2. Type of gas cloud a protostar begins in
- 3. Red ..... are located at the top right of the HR diagram
- 6. Name of pressure from white dwarf