Across
- 3. of Universal all masses (like sun, moon, earth or a car)
- 5. fixed luminous point in the night sky which is a large, remote incandescent body like the sun.
- 8. observation characteristics of a phenomenon
- 10. the rarefied gaseous envelope of the sun and other stars.
- 14. body of facts or information
- 15. a spot or patch appearing from time to time on the sun's surface
- 17. light travels in one year
- 20. year that is distinguished by special climate conditions
- 21. the light from one celestial body by the passage of another
- 22. In celestial mechanics, an orbit is the curved trajectory of an object such as the trajectory of a planet
Down
- 1. solving a problem or dealing with a difficult situation.
- 2. planet mass to assume a nearly round shape
- 4. scale of temperature on which water freezes at 0° and boils at 100°
- 6. flare large eruptions of electromagnetic
- 7. superseded description of the Universe with Earth at the center
- 9. typically for purposes of explanation and interpretation.
- 10. A comet is an icy, small Solar System body that warms
- 11. The Moon is Earth's only natural satellite.
- 12. based on the meter as a unit of length; relating to the metric system.
- 13. a sudden, radical, or complete change
- 16. chemical properties, such as volume, density, or mass.
- 18. matter or the form of matter that holds or clings together in one body
- 19. the planet on which we live; the world.