Across
- 4. A huge space camera that takes pictures of far-away stars.
- 5. The place with giant telescopes used to look at stars and planets.
- 7. A lightweight metal used to make rechargeable batteries for phones.
- 8. Powerful bursts of light and energy that come from space.
- 9. The invisible instructions inside our cells that we inherit from parents.
Down
- 1. Harmful chemicals that stay in nature for a very long time.
- 2. Tiny parts inside our cells that make the energy we need to run.
- 3. A giant rock from deep space that flies past our planets.
- 6. A large, icy moon of Jupiter that has an ocean hidden under ice.
- 8. A large, flat sea animal shaped like a blanket that lives in the ocean.