Astronomy Crossword

( ) Conditions - just right for life.
Pluto is a ( ) planet
This process produces heat and light in stars
Our sun is a(n) ( ) star
Planets that are made of rock
Planets made of gas
Earth's spin on its axis
Earth's path around its star
The Goldilocks Condition that teenagers worry about the most
Stars begin in a ( )
The ( ) Theory is about the formation of our solar system
( ) Shift is evidence for the Big Bang Theory
"Star Voyager"
This planet is known as Earth's Twin
This type of star will eventually supernova
This is the U.S. space program
The first man on the moon- Neil ( )
The ( ) of an object determines its gravitational pull
A ( ) is a cloud of dust and gas
The Big Bang Theory is about the formation of the ( )
Scientist believe this is 4.6 billion years old
Hydrogen and Helium
Supernovae help create and disperse ( ) elements
The study of space
The Goldilocks Condition scientists are most interested in finding