Across
- 2. Composed almost entirely of hydrogen and helium
- 3. Dark moon
- 6. The entire universe is a hologram
- 10. completely illuminated
- 12. God created the universe in seven days
- 13. Half moon
- 14. formed by the cooling and crystallization of magma
- 16. Coronal gas has enough heat energy to escape the sun's gravity
- 17. Brightest object in the sky after the sun and moon
- 19. Formed from accumulation of weathered material
Down
- 1. Warm jets of matter
- 4. Solid objects thought to exist in protoplanetary
- 5. Study of solar interior
- 7. source of solar winds
- 8. Largest and most massive planet
- 9. The physical and chemical breakdown of rocks
- 11. One-half is illuminated
- 15. Formed from pre-existing rocks that have been transformed
- 18. the science that considers the history of the earth as recorded in rocks
- 20. Only planet to support living organisms