I really want to _____ the USA to visit their national parks.
travel
An _____ is a person whose job it is to travel into outer space.
astronaut
Nitrogen ____ makes up 78 % of Earth's atmosphere.
gas
Our _____ is called the Milky Way.
galaxy
When I look through the telescope, I can see outer _____.
space
The spacecraft Juno started its _____ to Jupiter in 2011.
one-way trip / journey
Planets of our solar system _____ a star called the Sun, or Sol.
orbit
The _____ is everything in outer space, including other galaxies.
universe
_____ is the planet that we live on.
Earth
_____ is anything that isn’t a liquid or a solid, including theair all around us.
Gas
Valentina Tereshkova is the first female ______. She went to space in 1963.
astronaut
Scientists think the _____ is over 13 billion years old.
universe
The air that surrounds a planet.
atmosphere
When you travel from one place to another, usually a long distance, you take a...
journey
to move around another object in space on a curved path
orbit
Over the summer, we will take a three-month _____ through Australia.
journey
_____ is the area that has stars, planets and moons.
space
A star and all the planets that move around it are called...
solar system
Earth is our _____.
planet
Scientists are looking for extraterrestrial life - life beyond _____.
Earth
A _____ is a large, round object in outer space that moves around a star.
planet
A large group of stars and planets (solar systems)
galaxy
The Sun is the star of our _____. Can you name all of the planets in our _____?
solar system