Trivial Trivia -- Space

Random Science Quiz

Can you name the answers to these Trivial Trivia questions about space??

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QuestionAnswerJust For Fun
Who was the second man on the moon?
How many dwarf planets exist within the Solar System?
Does the sun contain more or less than 90% of the Solar system's known mass?
Where is the headquarters of the International Astronomical Union?
How many people have walked on the moon?
How many planets are in the Solar System?
Which planet is home to the largest known mountain in the Solar System?
Neptune is primarily composed of what element?
What is the largest planet in the Solar System?
Who was the first dog in Space?

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