Across
- 3. transports astronauts and artificial satellites to outer space
- 5. I contain billions of stars and can be elliptical, spiral or have many other shapes
- 6. a cloud of gas and dust in outer space
- 8. I was considered a planet once
- 9. floating ice in outer space
Down
- 1. a body so dense that not even light can escape it when too close
- 2. a massive star when goes boom
- 4. I orbit a planet
- 5. force that makes you suck on Earth
- 7. color of the hottest stars