Vocabulary 

Instruction: Read the following words and use them in sentences.

• Astronaut – A person who travels to space.
  Example: Neil Armstrong was a famous astronaut.

• Spaceship – A vehicle designed to travel in space.
  Example: The spaceship launched early in the morning.

• Galaxy – A large system of stars, planets, and other celestial bodies.
  Example: We live in the Milky Way galaxy.

• Orbit – The path that an object takes around a planet or star.
  Example: The moon orbits the Earth.

• Planet – A large object in space that moves around a star.
  Example: Mars is known as the red planet.

• Star – A ball of gas in space that gives off light.
  Example: The sun is the closest star to Earth.

• Exploration – The act of traveling to discover new places.
  Example: Space exploration helps us learn more about the universe.

• Universe – Everything that exists, including all space, stars, and planets.
  Example: The universe is vast and mysterious.

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Vocabulary Activity:
Fill in the blanks with the correct word:

1. The ________ is full of stars and galaxies.
2. The astronaut boarded the ________ to travel to space.
3. Earth is the third ________ from the sun.
4. The moon is in ________ around the Earth.
5. Space ________ helps us understand our galaxy better.