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| Question | Answer |
|---|---|
| Milky way galaxy | is the galaxy in which we live .it is spiral shaped galaxy that contains about 200 billion stars,including our sun |
| Asroid | An astoid is a large rock in outer space . some can be very large ,while thers are as small as a grain of sand. |
| Comet | A small frozen mass if ice and dust orbiting the sun. |
| Terrretrial | Relating to land. |
| Orbit | To travel in a curved path around the sun or a planet. |
| rotation | one complete turn on an axis |
| satellite | A moon that orbits a planet |
| Sun | A star around which earth and other planets revolve.it produces heay,light,and energy |
| gas giant | Any of the four second four planet from the sun, which are made of gas. |