Hubble to Hubble
Across
- 1. a celestial body that orbits a star and is the only object in its orbit
- 4. the forece of attraction between two objects
- 13. the system of planets and other bodies orbiting the sun
- 14. a series of three lawys that explain planetary motion
- 17. matter dust and other matter, inclusing streams of protons, moving between the starts
- 18. spinning neutron starts that give off bursts of radio waves at regular intervals
- 20. a huge ball of gas that produces heat and light
- 21. a NASA satellite that observes things in space, such as black holes and neutron stars
- 22. a smaller star that has run out of fuel
- 23. the path that a planet, moon, or celestial body follos around another body
- 24. icy and dusty objects that orbits a star
- 25. inviseble region in space with a strong gravitational field
Down
- 2. the study of the physics and chemistery of bodies in space
- 3. everything that exists anywhere
- 5. places where you can use strong telescopes to view space
- 6. energy released in an atomic reaction in with two nuclei combine to make a larger one
- 7. the study of the universe and of object in space such as the moon, sun, planets, and stars
- 8. a very small, superdense star composed mostly of tightly packed neutrons
- 9. US National Aeronautics and Space Administration
- 10. a layer of gases that surround a planet
- 11. an instrument made of lenses and mirrors that is used to view distant objects
- 12. emission of energy waves
- 15. electromagnetic radiation, with wavelengths longer than visible light but shorter than radio waves
- 16. a parson who studies celestial objects
- 19. the science of matter and enerfy and of interactions between the two