Astronaut

2. A celestial object consisting of ice, dust, and gas that orbits the sun in a long elliptical path.
6. A large structure in space where astronauts live and conduct scientific research.
7. The force that pulls objects towards the center of the Earth or other celestial bodies.
9. The fourth planet from the sun in our solar system, often referred to as the "Red Planet".
13. A spacecraft designed for travel between planets, moons, or other celestial bodies.
14. An instrument used to observe distant objects in space, such as planets and stars.
15. The act of traveling to unknown places in search of new discoveries and knowledge.
16. A person who travels and explores outer space.

1. The vast expanse that exists beyond Earth's atmosphere, where stars, planets, and other celestial bodies are found.
3. The path that an object takes around another object in space, such as a planet or a star.
4. The collection of planets, moons, asteroids, and other celestial objects that orbit around the sun.
5. The entire space, including all matter, energy, galaxies, stars, planets, and everything else.
8. A vehicle that is designed to propel itself into space and carry people and cargo.
10. A massive collection of stars, dust, and gas held together by gravity.
11. A reusable spacecraft that carries astronauts and cargo to and from space.
12. The condition experienced by astronauts in space where there is very little or no gravity.