Across
- 5. Method used to measure the distance between the Earth and the Stars.
- 6. Type of Galaxy that doesn´t have a definite shape.
- 7. They are orbiting the Earth to obtain information used in communications or even navigation.
- 8. They are structures in form of clouds with gas and dust.
Down
- 1. The brightness of a star is measured with this device.
- 2. Star which is situated in the direction of the Earth's axis.
- 3. A type of star that is our sun and its temperature is 1000°C - 1200°C.
- 4. Chemical gas that a star has consumed as its fuel and it's about to become in a red giant.