Identify the Planets
More Planet Facts
Great Vision
How Things Work
It's Out There
100

I am the largest planet in the Solar System

Jupiter

100

I am the "red" planet

Mars

100

I developed the reflecting telescope

Sir Isaac Newton

100

Consists of a vibrating electric field and a magnetic field

Electromagnetic Waves

100

The inner planets

Mercury, Venus, Earth, and Mars

200

I am the planet best known for its rings

Saturn

200

I am the planet that is tipped on its side

Uranus

200

The turning back or turning aside of any wave when it hits an obstacle

Reflection

200

Describes how fast a wave oscillates

Frequency

200

The outer planets

Jupiter, Saturn, Uranus, and Neptune

300

I am the planet closest to the sun

Mercury

300

I am the planet with wind speeds of over 1,200 mph

Neptune

300

A device that splits light into a spectrum for analysis

Spectroscope

300

Any back and forth motion that repeatedly follows the same pattern

Oscillation

300

The space station being developed by a group of over 15 nations

International Space Station

400

I am the planet that appears to be a beautiful royal blue

Neptune

400

I am the planet with the Great Red Spot

Jupiter

400

A device used to make distance objects appear clearer and closer

Telescope

400

The speed of light

186,000 miles per second

400

Russian space station designed for modules to be added

Mir

500

I am the planet often called the morning star

Venus

500

I am one of Jupiter's moons (the largest, in fact)

Ganymede

500

People who journey into outer space

Astronauts

500

Rotating stars that emit directional beams of radio waves

Pulsars

500

The orbit that allows a satellite to remain in the same spot above the Earth at all times

Geostationary