Across
- 2. A bright object in space that has a tail of gas and dust.
- 4. A lot of stars that are close to each other.
- 7. A mass of rock that moves around in space, most are found between the planets Jupiter and Mars.
- 8. A very large hot ball of gas that appears as a small bright light in the sky at night.
- 9. An object similar to a planet that goes round another planet.
- 10. A very small star that does not shine brightly.
Down
- 1. A very large cloud of dust and gas that exists in outer space.
- 3. A large piece of rock from space that passes into the Earth's atmosphere and appears as a bright light in the sky
- 5. An exploding star that produces an extremely bright light.
- 6. The planet on which we live.