An imaginary line around which an object spins.
What is an axis?
The group of stars that form a pattern.
What is a constellation?
The best science teacher ever.
Who is Ms. P?
The outer planets are known as this.
What are the gas giants?
A rocky mass up to several hundred kilometers wide that revolves around the sun.
What is an asteroid?
One whole spin of an object on its axis.
What is rotation?
An explosive eruption of waves and particles into space.
What are solar flares?
A natural object that revolves around a planet.
What is a moon?
The 5th planet from the sun, the largest planet on the solar system.
What is Jupiter?
A frozen mass of different types of ice and dust orbiting the sun.
What is comet?
Name the northern end of Earth's axis.
What is the North Pole?
Gigantic balls of very hot gases that give off radiation.
What are stars?
A large, round object that revolves around a star and has cleared the region around its orbit.
What is a planet?
The sixth planet from the sun that is known for its rings.
What is Saturn?
A large, round object that revolves around the sun but has not cleared the region around its orbit.
What is a dwarf planet?
The hours it takes for the Earth to make a complete rotation.
What is 24 hours?
The name of the star directly above the North Pole.
What is Polaris?
A spacecraft that gathers data without a crew.
What is a space probe?
The most distant planet you can see without a telescope, and is the 7th planet from the sun.
What is Uranus?
The correct name for a shooting star.
What is meteor?
The shape of an orbit.
What is elliptical?
The reason why the sun and stars appear to move from east to west across the sky.
What is because Earth rotates on its axis?
Name the four inner planets.
What are Mercury, Venus, Earth and Mars?
The 8th planet from the sun that is the smallest of the gas giants.
What is Neptune?
A natural object that orbits a body bigger than itself.
What is a moon?