The Outer Space

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Words included in the lesson:

Words commonly associated with outer space

  • Universe: everything that exists, especially all physical matter, including all the stars, planets, galaxies, etc. in space
  • Galaxy: one of the independent groups of stars in the universe. Example is the The milky way
  • The Solar System: the sun and the group of planets that move around it.
  • Planet: an extremely large, round mass of rock and metal, such as earth, or of gas, such as Jupiter, that moves in a circular path around the sun or another star
    The planets in the solar system:
    Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus, Pluto (Dwarf planet)
  • Moon: a similar round object that moves around another planet.
    Phases of the moon: Full moon, Quarter moon, Crescent moon
  • Star: a very large ball of burning gas in space that is usually seen from the earth as a point of light in the sky at night.
  • Comet: an object that moves around the sun, usually at a great distance from it, that is seen on rare occasions from the earth as a bright line in the sky.
  • Asteroid: one of many large rocks that circle the sun.
  • Astronaut: a person who has been trained for traveling in space.
  • Telescope: a cylinder-shaped device for making objects that are far away look closer and larger, using a combination of lenses, or lenses and curved mirrors.
  • Spaceship: a vehicle used for traveling in space.

Definitions from dictionary.cambridge.org

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