This is the hottest planet in the Solar System
What is Venus?
This is the biggest moon of Jupiter
What is Ganymede?
This astronomer discovered gravity
Who was Isaac Newton
What is the Sun?
This type of planet is mostly made of hydrogen, helium, methane and ammonia.
What is a gas giant?
This is the state of matter of the Sun
What is a Plasma?
What is Ganymede?
This Italian astronomer was put in house arrest for his beliefs on the planet's orbits
Who was Galileo Galilei?
This is what a star starts it's life cycle at.
What is a Nebula?
What is Pluto?
What is the Chromosphere?
This moon is the only moon denser than Earth
What is Titan?
This man discovered the planet Uranus.
Who was William Herschel?
This is what is called when a star explodes.
What is a Supernova?
This planet can float in water.
What is Saturn?
This is the biggest volcano in the Solar System.
Name this moon
What is Io?
This man discovered Pluto.
Who was Clyde Tombaugh?
Name this star constellation
What is Orion?
On this planet is the biggest canyon in the Solar System and name the canyon.
What is Mars, Valles Marineris?
This is the hottest temperature on the planet Venus.
What is 864 degrees F?
Daily Double: There are this many moons of the inner planets, name them and count them.
What is 3, Luna, Phobos, Deimos?
The Hubble Telescope was named after what astronomer.
Who was Edwin Hubble?
This is the closest star to Earth other than the sun
What is Proxima Centauri?
This is the reason for Uranus's weird tilt
What is axial tilt?