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5 Cards in this Set
- Front
- Back
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what is the order of the planets |
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune |
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Natural satellites are what? |
Anything that moves around a planet and orbits it, e.g Moons |
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What is the difference between Barred and not Barred Spiral Galaxies? |
Barred has ONLY 2 arms flying out where as the Spiral has 4-5 |
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What will happen in roughly 8 Billion years? |
Andromeda And the Milky Way will Collide |
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What are the first two steps in an star's life? |
Nebula then Protostar |
