Who Am I
Stars and Galaxies
Formation of the Solar System
Comets, Asteroids and Meteoroids
Rotation/Revolution
100

I discovered that the Universe orbit in ellipses not circles

Who is Johannes Kepler

100

Bodies made of hydrogen and helium gas.

What are stars.

100

This suggest that the Solar System formed from a cloud of dust and gases.

What is Nebula Hypothesis?

100

In our Solar System, most asteroids are found where?

In the asteroid Belt

100

I am a group of stars that creates an image

What is a Constellation

200

The study of the formation, structure and future of the  universe

What is Cosmology

200

Clouds of dust and gas that create the next generation of stars.

What are nebulas.

200

What are the Terrestrial Planets.

Mercury, Venus, Earth, Mars

200

I am also called a "Shooting Star"

What is Meteor?

200

One Revolution equals

365 days

300

The study of the Universe and all that exist 

What is Astrology?

300

Vast groupings of stars.

What are galazies.

300

Comets come from this

What is the Oort Cloud

300

On a comet, I point away from the Sun

What is the gas Tail

300

The Earth__________around the sun

Revolves

400

I am also known as the Big Dipper constellation

What is Ursa Major?

400

The planet closest to the Sun.

What is Mercury.

400

What are the lightest elements in the Solar System

Hydrogen & Helium

400

The atmosphere that surrounds a comet

What is a Coma

400

I am the longest day of the Year due to the earth rotation around the sun

Summer Solstice

500

Discovered  the Heliocentric Theory.

Copernicus?

500

The planet that is no longer a planet.

What is Pluto?

500

I am the Hottest Planet in the Universe

What  is Venus

500

What controls comets in space

The Sun (gravitational force)

500

The earth _________on it's axis 

Rotates

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