Show:
Famous Scientists
Terrestrial Planets
Jovian Planets
Asteroids & Comets
Meteors
100
The first scientist to say the Earth revolved around the sun.
Copernicus
100
Closest planet to the sun.
Mercury
100
The planet that is no longer a planet.
Pluto
100
This always points away from the sun.
A comets tail
100
The easiest type to find due to its shiny appearance.
Iron
200
In 1610, saw the four moons of Jupiter
Galileo
200
The atmosphere of this planet is 96% Carbon Dioxide.
Venus
200
The Great Red Spot on Jupiter is...
a giant storm
200
These occur when the Earth passes through a comet's tail
Meteor shower
200
The most rare.
Stony-Iron
300
Suggested that the planets have different speeds in their orbits.
Kepler
300
If the planet has a magnetic field, its core is probably made of...
iron
300
This planet was predicted before it was found.
Neptune
300
This is the cloud of gas and dust that surrounds a comet's core.
coma
300
When a rock enters into the Earth's atmosphere, it is called a...
meteor
400
Showed that the planets were held in place by gravity.
Newton
400
Great cracks and canyons on Mars are probably...
fault zones
400
The planet with the greatest tilt of its axis.
Uranus
400
Asteroids that come close to Earth.
Earth Grazers
400
Small bits of rock or metal.
Meteoroids
500
Earliest promoter of the Geocentric theory
Aristotle
500
All visible water on Mars is trapped in...
ice caps
500
Pluto could have been a moon of...
Neptune
500
This comet comes every 76 years.
Hailey's Comet
500
DAILY DOUBLE
The Largest Asteroid is 1000km in diameter. What is its name?