A group of stars that forms a pattern.
What is a constellation?
Mercury, Venus, Earth, and Mars.
What are the four inner planets?
Jupiter, Saturn, Uranus, and Neptune.
What are the outer planets?
A frozen mass of different types of ice and dust orbiting the sun.
What is a comet.
An imaginary line around which an object spins.
What is the axis.
What is the core, photosphere, chromosphere, and corona?
The four layers of our sun.
Something that all four inner planets have in common.
What is a rocky surface?
These planets are often called the "gas giants".
What are the outer planets?
A large, round object that revolves around the sun but has not cleared the region around its orbit.
What is a dwarf planet?
One full orbit around the sun.
What is revolution.
How long is one rotation of Earth?
24 hours or one day.
This planet is most like Earth.
What is Mars?
This planet is famous for a great red spot.
What is Jupiter?
A rocky mass up to several hundred kilometers wide that revolves around the sun. Contained in a belt between Mars and Jupiter.
What is an asteroid?
The path an object takes as it revolves around a star, planet, or moon.
What is orbit.
How long is one revolution of Earth?
365 days or 1 year.
This is what makes Venus so bright.
What is the reflection of the sun on the clouds?
These rocky objects are found between Mars and Jupiter.
What is an asteroid?
A small piece of rock moving through space. Often called a shooting star.
What is a meteor?
One whole spin of an object on its axis.
What is rotation?
The name of our Solar System.
What is the milky way?
Mercury and Venus are so hot because?
Their closeness to the sun.
This planet has a bright blue color and rotates on its side.
What is Uranus?
A very bright meteor is sometimes called.
What is a fireball.
An explosive eruption of waves and particles into space.
What is a solar flare.