astronomy 2

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test your knowledge in astrology
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which planet has a great red spot? which 2 planets in the solar system show luna type phases as seen from earth who 1st suggested the principle of reflecting telescope? in which lunar sea did apollo 11 astronauts land in 1969? which is more distant? a pulsar or a quasar? which space craft sent back the first close range picture of venus? which is the brightest of astroids?
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