Astronomers
Copernicus became famous for this belief
What is a heliocentric world?
This is the hottest planet in the solar system.
What is Venus?
This thing was made by clipping several modules together.
What is the ISS?
These occur when the moon passes between the sun and the Earth.
What is a solar eclipse?
The surface of the moon has holes that are called this.
What are craters?
Keplar believed much of Copernicus' teachings but said that the planets had this. (He was wrong)
What is an elliptical orbit?
This planet is home to the largest volcano in the solar system.
What is Mars?
This thing is a reusable aircraft that can travel to space.
What is a space shuttle?
These things are invisible, but we can spot them based on what goes on around them.
What is a black hole?
During this phase, it appears as if none of the moon is lit.
What is a new moon?
Galileo used his telescope and found 4 of the moons of Jupiter, and this.
What are the mountains on the Moon?
This planet's largest moon is Titan.
What is Saturn?
These things travel around space, taking pictures of all the planets, and generally acting like tourists.
What are space probes?
The speed an object must reach in order to escape the force of Earth's gravity.
What is escape velocity?
During this phase, it appears as if the moon is half lit.
What is last quarter?
This man had some ideas about falling objects that Newton built upon later.
Who was Galileo?
This planet's atmosphere extends out 600 miles from the surface.
What is Earth?
This word comes from the Latin for attendant.
What is a satellite?
The bending of light as it passes through a different substance.
What is refraction?
It takes about this long for the moon to go through all its phases.
What is 27 days?
This many constellations still have the names that Ptolemy gave them.
What is 48?
This planet has a system of 11 rings, which are all quite thin.
What is Uranus?
The first rocket was launched by this man in 1926.
Who was Robert Goddard?
This dwarf planet is the only one in our solar system to not be found in the Kuiper belt.
What is Ceres?
The moon's thin atmosphere is made of many different gases, namely these two.
What is sodium and potassium?