Space

2. It's a luminous sphere of plasma, like our Sun, that emits light and heat.
5. It's a large system of stars, gas, and dust held together by gravity.
7. Station It's a large structure in space where astronauts live and work.
8. Hole It's a region in space with gravity so strong that nothing can escape, not even light.
9. System It's a collection of planets and other objects that orbit a star, like our Sun.
10. It's a vehicle designed for travel or operation in outer space.
12. It's a natural satellite that orbits a planet, like Earth's moon.
14. It's all of space, including planets, stars, galaxies, and everything in existence.
15. It's a celestial body that orbits around a star, like Earth or Mars.

1. It's a vehicle designed to travel through space using rocket propulsion.
3. It's an instrument that gathers and magnifies light to observe distant objects in space.
4. It's a small rocky object that orbits the Sun, mainly found in the asteroid belt.
6. It's a person trained to travel and work in space.
11. It's a celestial object made of ice, dust, and gas that orbits the Sun.
13. It's a small rock or metal object that enters the Earth's atmosphere and burns up.