Across
- 4. Very large and heavy.
- 7. A place in space where gravity is so strong that nothing, not even light, can escape it.
- 8. To find something new that was not known before.
- 10. A very large number equal to 1,000 million.
- 11. Very far away.
- 12. A huge group of stars, planets, and dust held together by gravity.
Down
- 1. very bright.
- 2. To live or be located in a certain place.
- 3. Something that can be seen.
- 5. To send out light, heat, or energy.
- 6. A cloud of gas and dust in space where stars can form.
- 9. Related to the sky or space, like stars, planets, or the moon.