Across
- 4. any object in space that is naturally there and is bigger than dust
- 5. space rock in an atmosphere
- 8. star with something orbiting it
- 10. movement on an orbital path
- 12. equals the average distance for the sun to Earth
- 13. path in space around another object
- 15. system of stars, stellar remnants, and interstellar gas and dust
- 16. natural satellite of a planet
- 18. stellar remnant of a supernova made almost entirely of neutrons and is very hot
- 19. 5,880,000,000 miles
- 20. any object that orbits another object
- 21. energy transfer that is not affected by any object between its source and its destination
- 22. space rock that smashes into a celestial body
Down
- 1. gaseous globe that uses fusion to make light
- 2. current meteorological conditions of an atmosphere
- 3. graph of star magnitude
- 5. rock drifting in space but not in any orbit
- 6. 186,000 miles per second
- 7. spin on an axis
- 9. neutron star that emits a beam of radiation that can only be observed when it points toward us
- 11. any object that has a gravity field that forces it to be globular(round) and that orbits a sun
- 12. nonplanetary rock that orbits a star
- 14. made of gas, ice, and dust; has three tails near a sun
- 17. everything there is