Space crossword

1. When the Moon is becoming more lit up it is ……………………
4. A planet outside of the solar system
7. How hot something is.
9. When the Moon is becoming less lit up it is ……………………
11. How the appearance of the Moon changes during the month are called its ………………………
14. Any object that orbits around a planet is called a s…………………………
17. The UK experiences this season when the northern hemisphere is tilted towards the Sun.
18. A region around a star where planets could have the right conditions for life to exist. The .............. zone.
19. In a ……………………. eclipse the Moon passes between the Earth and the Sun

2. The layer of gases around a moon or star. Earth’s is made up of mainly oxygen, carbon dioxide and nitrogen.
3. Liquid .......... is one of the conditions needed for life on another planet.
5. ………………… terrestrial = alien!
6. The force that keeps planets orbiting around a star
8. The name of our galaxy
10. The Moon phase were none of it is lit up
12. The Moon is between half lit up and a full moon
13. The path taken by a planet around its star
15. The Earth's spins on its _ _ _ _
16. In a ……………………… eclipse the shadow of the Earth falls on the Moon