Planets
Types of planets
Space vocab
Special features of planets
Astronauts and stuff
100

This planet is the only planet with life and has one moon.

Earth

100

This former planet is considered now a dwarf planet.

Pluto

100

The big star in the center of our Solar System.

Sun

100

A year on this planet is just 88 days on Earth.

Mercury

100

A big, round rock that goes around Earth. It is a natural satellite.

Moon

200

This planet is the hottest planet and has clouds and volcanoes.

Venus

200

What the first four planets are called, regarding position?

Inner planets

200

Round holes or marks on a planet’s surface made by rocks from space.

Craters

200

This planet spins very slowly and in the opposite direction.

Venus

200

A special spaceship that carries astronauts to space.

Space shuttle

300

This planet is the first planet from the Sun and is the smallest planet.

Mercury

300

A very large planet made mostly of gas.

Gas Giant

300

A mountain that can let out hot gas, rocks, or lava.

Volcano

300

This planet has more than 80 moons.

Saturn

300

Clothes astronauts wear to stay safe in space.

Space suit

400

This planet has beautiful rings made of ice and rocks and is the sixth planet from the Sun.

Saturn

400

A big planet made of gas, ice, and frozen water.

Ice Giant planet

400

The invisible force that pulls things toward the center of a planet.

Gravity

400

It has dark rings and a huge storm called the Great Red Spot.

Jupiter

400

A vehicle that flies into space using powerful engines to push it up.

Rocket

500

This planet is light blue or turquoise and spins on its side.

Uranus

500

 A planet made of rock with a hard surface. 

Rocky planet

500

The path a planet takes around the Sun.

Orbit

500

It has the largest volcano in the Solar System (Olympus Mons)

Mars

500

A machine sent to space to go around a planet and send information back.

Satellite