Celestial Objects

All celestial objects have unique physical properties.

All celestial objects are made of the same materials with similar physical properties.

All celestial objects are made of different materials.

At first humans believed in the geocentric model, which placed the Sun at the center of the solar system, but they later changed to the heliocentric model, which placed Earth in the center of the solar system.

At first humans believed in the heliocentric model, which placed Earth at the center of the solar system, but they later changed to the geocentric model, which placed the Sun in the center of the solar system.

At first humans believed in the heliocentric model, which placed the Sun at the center of the solar system, but they later changed to the geocentric model, which placed Earth in the center of the solar system.

At first humans believed in the geocentric model, which placed Earth at the center of the solar system, but they later changed to the heliocentric model, which placed the Sun in the center of the solar system.

1–Moon,

2–planet,

3–comet,

4–asteroid, 5–meteoroid, 6–Sun

1–planet,

2–Sun,

3–asteroid, 4–comet,

5–meteor,

6–Moon

1–planet,

2–Moon,

3–meteoroid, 4–comet,

5–asteroid, 6–Sun

1–comet,

2–Sun,

3–asteroid, 4–meteor,

5–Moon,

6–planet

Liquid nitrogen and solid magnesium

Molten rock primarily made of iron

Dense and composed of hot gases

Lightweight particles of dust and gas

The different reflective properties of the objects

The movement of Earth and the Moon around the Sun

The rotation of Earth and the Moon on their axes

The masses of the Sun, Earth, and the Moon

Upper/lower planet, gaseous/

liquid planet

Upper/lower planet, terrestrial/

gaseous planet

Inner/outer planet, terrestrial/

gaseous planet

Inner/outer planet, gaseous/

liquid planet