Celestial objects and galaxies
Our solar system
Dwarf planets, asteroids and comets
Earth, Sun and Moon
Eclipses and tides
100

This device uses lenses or mirrors to make distant objects in space appear closer.

Telescope

100

These types of planets are found closer to The Sun


Rocky Planets

100

This is a small, rocky, irregularly shaped object that orbits the Sun, mostly found in the asteroid belt.

Asteroid





100

This is the name for the imaginary line that the Earth spins around.

Axis

100

This type of tide occurs when the difference between high and low tide is at its greatest.

Spring

200

This term describes an object that shines with its own light, such as a star.

Luminous

200

This is the name for a natural or artificial object that orbits a planet.

Satellite

200

This is the name for a meteoroid that survives its fall through Earth's atmosphere and lands on the ground.

Meterorite

200

This is the path the Earth takes as it travels around the Sun.

Orbit

200

This eclipse occurs when the Moon passes between the Sun and the Earth, blocking sunlight.

Solar

300

This is the name for a group of stars that appears to form a pattern or picture in the night sky.

Constellation

300

These planets, found farther from the Sun, are made mostly of gas.

Gaseous Planets

300

Unlike a true planet, this type of celestial body — like Pluto — has not cleared its orbit of other debris.

Dwarf Planet

300

This is where moonlight actually comes from, since the Moon does not produce its own light.

The Sun

300

This eclipse occurs when the Earth passes between the Sun and the Moon, casting a shadow on the Moon.

Lunar

400

This is the name for a huge collection of billions of stars, gas and dust held together by gravity, such as our own Milky Way.

Galaxy

400

This structure, made of ice, dust and rock particles, encircles some gas giant planets such as Saturn.

Rings

400

This icy celestial body develops a glowing tail made of gas and dust as it approaches the Sun.

Comet

400

This is the main reason different regions of Earth experience different seasons throughout the year.

Earth's Axis tilt

400

This is the main force responsible for causing tides on Earth.

Gravity from The Moon

500

This term describes an uncrewed spacecraft sent to explore space and send data back to Earth, such as the Cassini-Huygens mission to Saturn.

Probe
500

This is the general relationship between a planet's distance from the Sun and its temperature, helping explain why Earth alone in our solar system supports life.

Temperature decreases as you get further away from The Sun

500

Name a dwarf planet in our solar system other than Pluto

Makemake, Ceres or Haumea

500

This term describes the point in Earth's orbit when the Southern Hemisphere is tilted most directly toward the Sun.

Summer Solstice


500

This is the arrangement of the Sun, Earth and Moon that produces a neap tide, when the tidal range is smallest.

Right Angles. (First or third quarter)

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