Across
- 2. the only star in our solar system
- 4. a huge object in space that gives off light and heat
- 6. an arrangement of stars as seen from Earth
- 7. a scientist who studies stars, planets and other objects in the universe
Down
- 1. attempting to find out about something by research or finding clues
- 2. system includes the sun, the planets, and other objects that orbit our sun
- 3. something we observe to be similar over and over again
- 5. to make a picture in your mind using information from different sources
