Across
- 3. / the action of rotating around an axis or center
- 7. rotation / the planets who's axis rotates different from the sun
- 10. unit / a unit of measurement equal to 149.6 million kilometers, the mean distance from the center of the earth to the center of the sun
- 12. celestial body moving in an elliptical orbit around a star.
- 13. / either of the two times in the year, the summer solstice and the winter solstice, when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days
- 15. / a fixed luminous point in the night sky that is a large, remote incandescent body like the sun
Down
- 1. / the time or date (twice each year) at which the sun crosses the celestial equator, when day and night are of equal length (about September 22 and March 20).
- 2. rotation / Having a rotational or orbital movement that is the same as most bodies within a celestial system
- 4. / the highest point in the development of something; the climax or culmination
- 5. /
- 6. planets / telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals
- 8. / a forcible overthrow of a government or social order in favor of a new system
- 9. / a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction
- 11. / the point in the orbit of the moon or a satellite at which it is nearest to the earth.
- 14. / the star around which the earth orbits