Astronomy vs. Astrology
Solar System
Earth and Habitability
Earth, Mars, and Systems
100

This is the scientific study of space, celestial objects, and the universe.

Astronomy

100

This object is at the center of the Solar System.

The Sun

100

This is the layer of gases around Earth.

Atmosphere

100

This is the thickest layer of Earth.

Mantle

200

This is a system that claims to predict people’s futures using stars and planets.

Astrology

200

The Solar System includes the Sun, planets, moons, asteroids, comets, and other objects caught by this force.

Gravity

200

This zone is the distance from a star where liquid water can possibly exist.

Habitable zone

200

This Earth system includes all water on Earth.

Hydrosphere

300

Astrology is considered this because it is not based on strong scientific evidence.

Pseudo-science

300

These objects orbit planets.

Moons

300

Earth’s atmosphere helps keep Earth warm by trapping energy from this object.

The Sun

300

This Earth system includes living things.

Biosphere

400

Astronomers use evidence, observations, physics, and this subject to study space.

Mathematics

400

This type of object is similar to a planet but is not one of the eight official planets.

Dwarf planet

400

Earth’s magnetic field helps protect Earth from dangerous solar energy and is called this.

Magnetosphere

400

Mars is difficult for humans to live on because it does not currently have this. (name 2)

Oxygen, magnetosphere, water, etc.

500

Scientists have not found evidence that astrology can accurately predict this.

The future

500

This object produces its own light.

Star/Sun

500

Earth’s outer core helps create this protective field.

Magnetic field

500

Changing Mars to make it more like Earth and more habitable is called this.

Terraforming