Universe

3. The force that pulls objects toward each other, like the force that keeps planets in orbit around the Sun.
4. Large celestial bodies that orbit stars, such as Earth, Mars, and Jupiter, often having moons.
6. An optical instrument used to observe distant objects in space, such as stars and planets.
9. Earth's natural satellite, a celestial body that orbits our planet and reflects sunlight.
11. A celestial object made of ice and dust that orbits the Sun, often developing a bright tail when near it.
12. The path that an object, like a planet or satellite, takes as it goes around another object in space.
13. Glowing celestial objects in the night sky, like the Sun but far away, often forming constellations.

1. Vast collections of stars, planets, dust, and gas bound together by gravity, like our Milky Way.
2. The vast, seemingly endless expanse beyond Earth's atmosphere, where planets, stars, and galaxies exist.
5. Brave individuals trained to travel in spacecraft and explore space, often going to the International Space Station (ISS).
7. A small celestial object that enters Earth's atmosphere, often called a shooting star when it burns up.
8. A vehicle designed to propel itself into space, often used to transport astronauts and cargo.
10. A cloud of gas and dust in space, often where stars are born and can appear as colorful patches.