The Solar System

Why can't we land on Jupiter or Saturn?

Earth, Mercury, Venus, & Mars have surfaces made of ---.

The only place in the solar system humans have visited is ---.

A natural object that --- a planet is a moon.

Objects from space can strike moons or planets to create holes called ---.

Jupiter, Saturn, Uranus, & Neptune have surfaces made of ---.

Giant dishes on Earth gather --- waves from objects in space.

An optical telescope uses --- or mirrors to make distant objects seem larger and closer.

--- planets have surfaces made of gases.

Most of the solar system's --- orbit the Sun in a belt between Mars & Jupiter.

A --- is a vehicle carrying instruments sent to explore objects in space.

--- is farthest from the Sun.

When a meteor lands on the Earth's surface, it is called a(n) ---.

Mercury is --- to the Sun.

Moons are natural ---, but artificial ones orbit Earth to gather weather data.

The surface of --- has the solar system's highest mountains and largest canyon system.

The --- "sees" objects more clearly because the atmosphere doesn't change the view.

The Solar system includes --- planets that orbit the ---.

Venus has an atmosphere made mostly of ---, which makes it the hottest planet.

Planets with surfaces made of rock are --- planets.

A comet is a mixture of ---, ---, and rock.

--- rings are made of ice and rock.