Across
- 5. The point in an orbit where a planet is farthest from the Sun.
- 6. The fifth planet from the Sun, known for its prominent bands of clouds.
- 7. A cloud of gas and dust in space, often a region where stars form.
- 10. A region in space where the gravitational pull is so strong that not even light can escape.
- 14. The point in an orbit where a planet is closest to the Sun.
- 15. The study of celestial objects and phenomena.
- 18. A region in space with extremely strong gravitational forces.
- 19. The spacecraft that carried the first humans to the Moon.
- 20. The force that keeps planets in orbit around the Sun.
Down
- 1. A type of celestial object that emits intense radio waves and X-rays.
- 2. Nearest major galaxy to milky way galaxy.
- 3. A hypothetical region beyond the orbit of Neptune where icy bodies reside.
- 4. The name of our galaxy.
- 8. A A massive black hole at the center of our galaxy.
- 9. A spacecraft that has traveled beyond our Solar System into interstellar space.
- 11. The outermost layer of the Sun's atmosphere.
- 12. The study of the origin, evolution, and fate of the universe.
- 13. A massive explosion that occurs when a star reaches the end of its life cycle.
- 16. The sixth planet from the Sun, known for its beautiful ring system.
- 17. The dark, flat plains on the moon’s surface, formed by ancient volcanic eruptions.