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| Question | Answer |
|---|---|
| Milky Way Galaxy | Is the galaxy in which we live.it is a spiral shaped galaxy that contains about 200 billion stars, including our sun. |
| asteroid | An asteroid is a large rock in auter space. Some can be very large, while others are as small as a grain of sand. |
| comet | A small frozen mass of ice and dust orbiting the sun. |
| terrestrial | Reliting to land. |
| orbit | To traved 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 heat,light,and energy |
| gasgiat | A star around which Earth and other planets revolve. It produces heat,light,and energy |