Across
- 3. Provide us with light
- 4. Electromagnetic waves with long wavelengths
- 6. the huge grouping of stars that rotate around a center
- 7. Rotational of a huge galaxy
- 8. Vast arrangement of electromagnetic waves in relation to their wavelengths
- 9. Electromagnetic waves with longer wavelengths
- 12. Large cloud of gas and dust
- 13. Electromagnetic waves that are between radio waves
- 14. The transfer of energy through matter or space
- 17. An object with more than four solar masses squeezed into a ball
- 18. Bands of dust that appear as dark ribbons
Down
- 1. A self luminous celestial body of consisting of a mass of gas held together by its own gravity
- 2. Radiation consisting of electric and magnetic waves
- 5. All space and matter space contains
- 10. The distance between any two corresponding points
- 11. A representation of an object that is accurate in its proportions to the actual object
- 15. A large grouping of stars
- 16. Used in astronomy as a standard unit
- 19. The luminous celestial body around which the Earth and other planets revolve