Statistics for Name a Valid - Outer Space Edition

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Hint	Answer	% Correct
Countries whose citizens have flown in space* Asia	India, China, Japan...	100%
Countries whose citizens have flown in space* North America	US, Mexico, Cuba, Canada	100%
Countries whose citizens have flown in space* Europe	France, Italy, Ukraine...	99%
Has no Natural Satellite	Mercury, Venus	99%
Which is visible from naked eyes	Mercury, Venus, Mars, Jupiter, Saturn	99%
With at least 20 Natural Satellite	Saturn, Jupiter, Uranus	99%
that has Ring	Saturn, Jupiter, Uranus, Neptune	99%
Which is considered a Dwarf Planet	Ceres, Pluto, Eris, Makemake, Haumea	98%
With a density of over 3K KG per m³	Mars, Venus, Earth, Mercury	98%
Is an Ice Giant	Uranus, Neptune	98%
Countries whose citizens have flown in space* Oceania	Australia	97%
Countries whose citizens have flown in space* South America	Brazil	97%
Between whome Asteroid Belt is situated	Jupiter, Mars	97%
Countries whose citizens have flown in space* Africa	South Africa	88%
Natural Satellites of Jupiter	Io, Europa, Ganymede...	77%
Natural Satellites of Saturn	Rhea, Titan, Janus...	69%
Natural Satellites of Mars	Phobos, Deimos	54%
Natural Satellites of Neptune	Triton, Nereid, Thalassa...	38%
Natural Satellites of Uranus	Ariel, Umbriel, Titania...	29%