Astronomers
Inner planets
Outer planets
Micellanous
Miscellanous
100

First astronomer to consider the heliocentric theory.

Nicolaus Copernicus

100

Also called____________.

Terrestrial planets

100

Contains 52 rings and is known for its 7 major rings.

Saturn

100

Theory in which the sun is at the center of our solar system.

Heliocentric theory

100

Named after the fleet-footed messenger.

Mercury

200

Earth at the center of our solar system.

Ptolemy 

200

Twin's earth?

Venus

200

Call it the blue planet due to its atmosphere, mainly methane.

Neptune

200

Gravity motion law.

Sir Isaac Newton

200

Discovered two of the major rings. (hint astronomer)

Jean Dominique Cassini

300

Dating of the geocentric theory.

140 C.E.

300

Mostt likely planet to have future life as we know it.

Mars

300

Sideways rotation due to an impact with an asteroid.

Uranus

300

Mainly carbon dioxide and carbon monoxide atmosphere.

Venus

300

Enceladus is close to this particular ring of Saturn.

E ring

400

Precise mathematical calculations and the earth at the center of the solar system.

Tycho Brahe

400

Planet that consists of a thin atmosphere.

Mercury

400

Red Spot for more than 500 years.

Jupiter

400

Oasis in space.

Earth

400

According to how they were discovered, Saturn's rings 

C, B, A, D, E, and F

500

Planetary motion discovered by_____________.

Johannes Kepler

500

Contains five layers of an atmosphere.

Earth

500

Dwarf planet back into our solar system.

Pluto

500

Olympus Mons-shield volcano.

Mars

500

In 1781 Uranus was discovered by___________.

William Herschel