How much do you know about space exploration? Take the quiz to find out.
Alan Shepard
Yuri Gagarin
Neil Armstrong
Nikita Khrushchev
The asteroid belt
Neptune
Uranus
Pluto and the Kuiper Belt
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True
False
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2
3
4
5
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4
5
6
7
Pioneer 10
Pioneer 11
Voyager 1
Voyager 2
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1963
1973
1983
1993
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Sun
Cosmic microwave background
Interstellar cosmic rays
Mercury
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Explorer 1
Mariner 1
Viking 1
Pioneer 10
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