Aero Tech Space -Set One

Front

Solar System contains...

Back

Sun, orbiting planets, numerous moons, asteroids, comets, rocks, and dust.

Front

Milky Way Galaxy

Back

The spiral galaxy that contains our Solar System

Front

Andromeda Galaxy

Back

The galaxy that will collide with the Milky Way in about 4 billion years.

Front

Telescope

Back

A device used to observe distant objects by their emission, absorption, or reflection of electromagnetic radiation

Front

Uranus and Neptune

Back

The first two new planets discovered after the development of telescopes

Front

Pluto

Back

A dwarf planet orbiting the Sun beyond Neptune (discovered in 1930)

Front

Aristotle

Back

believed that the Sun was the center of the Univers

Front

Geocentric model

Back

Earth is the center of the Solar System

Front

Heliocentric model

Back

Sun is the center of the Solar System

Front

Galileo

Back

Proved the Sun is the center of the Solar System