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| The bright star in Orion's left arm |
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| The largest star in our Solar System |
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| The second largest moon in the solar system |
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| Milky Way's sister galaxy |
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| This has been found on Mars |
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| The center of our galaxy, and all other galaxies |
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| Was once a moon of Neptune |
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| The solid part of a comet |
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| This comet arrives near Earth every 76 years |
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| This comet crashed into Jupiter |
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| The two Galilean moons that may have water |
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| Fourteen million miles away from it's star |
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| What keeps Venus's hot air in the atmosphere? |
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| Asteroid hurdling towards Earth |
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| Twice the mass of all the planets |
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***BONUS***
Orbits every 37 days |
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| The comet Mr. Mosler saw when he was our age |
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