Across
- 5. A small dead star that has run out of Hydrogen and Helium.
- 7. A big hole in space caused by a super giant exploding as a super nova.
- 8. A nursery for new born stars where the dust and gas comes together to form a newborn star.
- 10. A chart that has all of the stars organised by luminosity and temperature.
- 11. A big explosion in space that happens when a super giant has too much pressure that it cant hold so it releases it in a big explosion throughout space.
- 12. A big group of planets revolving around one star.
Down
- 1. The spiral galaxy that we all live in.
- 2. A huge, bright, and hot star that has passed its main sequence stage.
- 3. A galaxy that is in the shape of a flat spiral, ex: The Milky Way.
- 4. A huge collection of dust and gas with billions of planets and stars.
- 6. The small dense core of a star left over from a super nova.
- 9. The stage where stars spend most of their life usually going in the middle of the H-R diagram.