Astronomy quiz

Astronomy quiz

"Which planet is closest to Earth in size?"
and 22 other astronomy questions
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United States
 54.5% /310
World
 46.4% /5425

Recent Top Scorers

face 9 baldur, Bergen
face 10 Richard Henderson, Tucson
face 8 manny, Stockholm
face 8 Kate Pierrick, Sydney
face 8 Ted Starr, Ann Arbor
face 9 Paul Caspack, Newcastle

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This quiz is a tool of Global Astronomy Knowledge Test.
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