STARLAB ASTRONOMICAL TERMS

3. are satellites of planets.
6. the study of Stars, Planets and Space.
8. a round ball shape called a sphere. A half sphere is called a ----------.
11. a small particle of space material pulled from the Earth's gravity which burns up on entering our atmosphere
13. the effect of city lights etc. lighting up the sky and reducing our view of the sky.
14. what occurs when the passing Moon obscures the Sun.
16. a belt of Asteroids orbiting the Sun that exists between Mars and Jupiter.
17. the name given to unmanned space crafts sent on mission into space.
19. pieces of rock or metal that orbit around the Sun.
20. a piece of space rock large enough o survive passage through our atmosphere and impact the Earth.
21. a person who travels and works in space.
23. a spectacular 'light show' seen in high latitudes and caused by Solar Flares from the Sun.
24. balls of frozen gas that are thought to be material left over from the birth of the Sun and are in huge orbits around the Sun with a visible 'tail.'
25. the concept that the universe was formed some 14 billion years ago by the explosion of small lumps of matter.

1. a description of direction
2. our closest star
4. the layers of gases that surround many Planets and other bodies
5. a region is space that has such an enormous force of gravity that light cannot escape.
7. the name given to the system orbiting the Sun.
9. a group of stars which appear to form a pattern in the sky.
10. a bright multiple star known as the Outer Pointer of the Southern Cross.
12. huge spheres of burning gas, mostly hydrogen and helium and are a source of energy in the form of light and heat.
15. is a body held in the gravity of a parent body and is in orbit around the parent.
18. are satellites of stars
22. the belief that our lives are influenced by stars etc.
26. a collection of billions of stars, held together by gravity.