There is no evidence to suggest that Jupiter has a dense core of rocky composition.

Jupiter has only one large (Earth-sized) storm system.

In general, a storm system in Jupiter's atmosphere is much longer-lived than storms in Earth's atmosphere.

The magnetosphere of Jupiter is similar in strength to Earth's magnetosphere.

The __ of Jupiter indicates that its overall composition differs greatly from that of the terrestrial planets.

The main constituents of Jupiter are and __.

Jupiter's Great Red Spot has similarities to on Earth.

The Galilean moon is larger than the planet Mercury.

Io is the only moon in the solar system with active .

The Galilean moons make up of the 64 (currently) moons of Jupiter.

Scientists speculate that may have a vast liquid ocean beneath its frozen surface.

Jupiter emits __ radiation than it receives from the Sun.

The diameter of the Great Red Spot is about __ times that of Earth.

What is the cause of the colors in Jupiter's atmosphere?

Comets are smaller pieces of asteroids.

Asteroids are rocky objects that originate mostly between the orbits of Mars & Jupiter.

KBO's are known as Kuiper Belt Objects and are in a donut-shaped orbit just beyond Neptune.

Sometimes a comet's tail will point away from the Sun as it orbits.

Meteors are pieces of asteroids or meteoroids that survive entry into Earth's atmosphere and hit the surface.

The atmosphere of Saturn is mostly made up of .

First "fly-by" missions sent to Saturn in the l 980's.

This spacecraft orbited Saturn for many years.

Saturn's rocky/ice ______ measures about 11 earth-masses.

Saturn has 56 + natural _______; seven of which are "major."

Saturn produces more _______ than it receives from the Sun.

Most of Saturn's 56+ moons are most likely captured ________.

All of Saturn's rings lie inside this area known as the Limit.

Has a thick atmosphere twice that of Earth's.

Gap between the A & B rings.

Known as the "Death Star" moon because of its one major crater.

May have a liquid-salty ocean under a thin crust of ice.

"Cryo" volcanism has been imaged on its surface.

Largest moon of Saturn (larger than the planet Mercury).

May resemble the dwarf planet Pluto in size & composition.

Hurricane-like feature of Neptune that is not permanent.

Causes a re-coating of the moon's surface with snow.

Gaseous element which gives Uranus & Neptune their blue-green appearance.

The main element in the atmosphere of all the Jovian planets.

Neptune's one large main moon.

Why was the discovery of Uranus in 1781 so surprising?

How were the rings of Uranus discovered?

The five largest moons of Uranus _____.

Compared with Uranus, Neptune is _____.

How do the rings of Neptune differ from those of Uranus & Saturn?

Neptune orbits the Sun once every years.

Pluto orbits the Sun once every __ years.

Charon is half the size of Pluto but is only one of __ moons in the Plutonian system.

Pluto was originally thought to be an _______ - size world when it was discovered in 1930.

All of the Jovian planets have many moons & strong _____.