Terrestrial Planets
What is the first planet from the Sun?
Mercury
What is the fifth planet from the Sun?
Jupiter
How far away is Mercury?
0.387 AU
How far away is Jupiter?
5.2 AU
What did Ptolomy believe and what years was he alive?
He thought Earth was the center of the universe. He was alive between 85 - 165 A.D.
What is the second planet from the Sun?
Venus
What is the sixth planet from the Sun?
Saturn
How far away is Venus?
0.722 AU
How far away is Saturn?
9.58 AU
What did Copernicus believe and what years was he alive?
He thought the Sun was the center of the universe. He was alive between 1473 - 1543 A.D.
What is the third planet from the Sun?
Earth
What is the seventh planet from the Sun?
Uranus
How far away is Earth?
1 AU
How far away is Uranus?
19.2 AU
What did Galileo make and what years was he alive?
He made a telescope that could magnify items 30x. He was alive between 1564 - 1642 A.D.
What is the fourth planet from the Sun?
Mars
What is the eighth planet from the Sun?
Neptune
How far away is Mars?
1.52 AU
How far away is Neptune?
30 AU
What did Goddard discover and what years was he alive?
He discovered Neptune and used liquid propulsion. He was alive between 1882 - 1945 A.D.