4th Grade Space Vocabulary

Ms. Thornburg’s Flash Cards!

Your Name

What do we call an object that moves around another object in

space?

Satellite

Your Name

What do we call a huge burning sphere of gases?

Star

Your Name

What do we call a large object that moves around a star?

Planet

Your Name

What do we call the motion of a planet or other object as it turns on its axis?

Rotation

Your Name

What do we call the imaginary line which runs through both poles of a planet?

Axis

Your Name

What do we call a small rocky object that moves around the sun?

Asteroid

Your Name

What do we call the planets closest to the sun: Mercury, Venus, Earth, and Mars?

Inner planets

Your Name

What do we call an uncrewed space vehicle that carries cameras, instruments, and other research tools?

Space probe

Your Name

What do we call a small mass of dust and ice that orbits the sun in a long oval-shaped path?

Comet

Your Name

What do we call the planets farthest from the sun: Jupiter, Saturn, Uranus, Neptune, and Pluto?

Outer planets