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Q6: Extrasolar planetary systems are similar to our
Q7: Which of the following is NOT a
Q10: The nearest naked-eye star to our Sun,
Q31: How long does it take for a
Q36: Uranus and Neptune appear bluish in color
Q45: Compared to Jupiter, Saturn's atmosphere is:<br>A)more calm
Q69: The _ around a star is the
Q100: Neutral hydrogen is most obvious in the
Q105: What did the Voyager mission discover about
Q118: The asteroid Vesta seems to have once